GOST 21128 rated voltage. State standard of the union of the usr

POWER SUPPLY SYSTEMS,
NETWORKS, SOURCES, CONVERTERS
AND RECEIVERS OF ELECTRIC ENERGY

RATED VOLTAGES UP TO 1000 V

PUBLISHING STANDARDS
Moscow

STATE STANDARD OF THE UNION OF SSR

GOST 21128-83

Group E02

STATE STANDARD OF THE UNION OF SSR

POWER SUPPLY SYSTEMS, NETWORKS, SOURCES, CONVERTERS
AND RECEIVERS OF ELECTRIC ENERGY

Rated voltages up to 1000 V

Power supply systems, nets, sources, converters and receivers of electric energy.
Rated voltages to 1000 V

Date of introduction 1984-07-01

PUT INTO EFFECT by decree of the USSR State Committee for Standards of November 29, 1983 N 5576

REPLACE GOST 21128-75 (ST SEV 779-77)

REVISED (November 1994) with Amendment 1 approved in May 1990 (IUS 6-90)

1. This standard applies to power supply systems, networks, sources, converters and receivers of electrical energy directly connected to them and establishes for them a series of nominal values \u200b\u200bof constant and alternating voltages for frequencies in accordance with GOST 6697-83.

The rated AC voltages specified in this standard are recommended for non-fixed frequencies and frequencies above 10,000 Hz.

This standard does not specify voltage ratings:

Corresponding to emergency, abnormal operating modes and transients;

Circuits closed inside functional units, interstage connections of equipment, sources, converters and receivers of electrical energy;

Chains of products, whose operation according to the principle of operation is not characterized by fixed voltage values \u200b\u200b(electric drive circuits with motor speed control, etc.)

Chains of devices for reactive power compensation, protection, control and measurement;

On the terminals of cells and batteries;

At the terminals of the primary measuring transducers;

For electrified vehicles (rail and trackless);

For sources and means of secondary power supply of electronic equipment.

2. The values \u200b\u200bof the rated voltages established in the standards and technical specifications for specific power supply systems, sources, converters and receivers of electrical energy are selected from the ranges specified in this standard.

3. Nominal voltages at the output of power supply systems, sources and converters of electrical energy, nominal voltages of networks and at the terminals of directly connected receivers of electrical energy must correspond to those indicated in the table and clause 4.

Notes. 1. For sources and converters, phase-to-phase voltage values \u200b\u200bof three-phase current are indicated.

2. For electrical networks, additional voltage values \u200b\u200bof 230 are allowed; 400; 690; 1000 V (IEC 38-83)

4. In addition to the voltage values \u200b\u200bindicated in the table, it is allowed to apply the rated voltages:

A) alternating current:

7 V - for generators of automotive vehicles;

24 V single-phase current with a frequency of 50 Hz - for general-purpose converters, networks and receivers;

26 V (converters) and 24 V (receivers) of single-phase current with a frequency of 50 and 400 Hz - for marine electrical equipment;

36 V (sources, converters and receivers) of three-phase current with a frequency of 400 and 1000 Hz - for aviation equipment and aircraft and their ground equipment;

120; 208 V (sources, converters) and 115; 200 V (receivers) with a frequency of 400 and 1000 Hz - for aviation equipment and aircraft and their ground equipment;

36 V with a frequency of 50 and 200 Hz (sources, converters and receivers) - for previously developed equipment;

133 V (converters) and 127 V (receivers) - for previously developed equipment;

208 V (sources) and 200 V (receivers) of single-phase current with a frequency of 6000 Hz - for aircraft as agreed with the customer;

5, 15, 48, 100 V - for products manufactured for export.

B) direct current:

2.4; 4.5; 9.0; 24.0 V - for chemical current sources and receivers connected to them;

24 V - for electrical equipment of cars, previously developed equipment and general-purpose networks;

7; fourteen; 28 V (sources) - for automotive vehicles;

15 V (converters and receivers) - for aircraft in technically justified cases as agreed with the customer;

57 V (sources and converters), 54 V (receivers) in technically justified cases as agreed with the customer;

80 V - for electronic equipment, electric vehicles and electric forklifts.

3; 4; five; 7.5; thirty; 36; 40; 72; 96; 125; 250; 600 V - for products manufactured for export.

For ship power supply systems with a rated voltage of 220 V, having a battery as a source, the voltage variation range can be from 175 to 320 V.

It is allowed for sources and converters of electrical energy, semiconductor converters that do not have a converter transformer, rated voltage equal to the voltage of the receiver with short supply lines, as agreed with the customer.

It is allowed for receivers of electrical energy connected directly to sources of electrical energy or converters of electrical energy, as well as with short supply lines, to provide for a rated voltage equal to the rated voltage of the source or converter, as agreed with the customer.

5. For sources and converters it is allowed to use an adjustable voltage setting, selected from row 3; five; ten; 20% of the nominal value.

For products manufactured for export, it is allowed to apply other voltage values \u200b\u200bas agreed between the manufacturer and the consumer.

1-5. (Modified edition, Amendment N 1).

6-8. (Excluded, Rev. N 1).

The text of the document is verified by:
official publication
Moscow: Standards Publishing House, 1995

POWER SUPPLY SYSTEMS,

NETWORKS, SOURCES, CONVERTERS

AND RECEIVERS OF ELECTRIC ENERGY

RATED VOLTAGES UP TO 1000 V

GOST 21128-83

PUBLISHING STANDARDS

Moscow

STATE STANDARD OF THE UNION OF SSR

By the decree of the USSR State Committee for Standards of November 29, 1983 No. 5576, the introduction period was established

from 01.07.84

1. This standard applies to power supply systems, networks, sources, converters and receivers of electrical energy directly connected to them and establishes for them a series of nominal values \u200b\u200bof constant and alternating voltages for frequencies in accordance with GOST 6697-83.

The rated AC voltages specified in this standard are recommended for non-fixed frequencies and frequencies above 10,000 Hz.

This standard does not specify voltage ratings:

corresponding to emergency, abnormal operating modes and transient processes;

circuits closed inside functional units, interstage connections of equipment, sources, converters and receivers of electrical energy;

chains of products, the operation of which, according to the principle of operation, is not characterized by fixed voltage values \u200b\u200b(electric drive circuits with motor speed control, etc.);

circuits of reactive power compensation devices, protection, control and measurement;

on the terminals of cells and batteries;

at the terminals of the primary measuring transducers;

for electrified vehicles (rail and trackless);

for sources and means of secondary power supply of electronic equipment.

2. The values \u200b\u200bof the rated voltages established in the standards and technical specifications for specific power supply systems, sources, converters and receivers of electrical energy are selected from the ranges specified in this standard.

3. Nominal voltages at the output of power supply systems, sources and converters of electrical energy, nominal voltages of networks and at the terminals of directly connected receivers of electrical energy must correspond to those indicated in the table and clause 4.

Notes. 1. For sources and converters, phase-to-phase voltage values \u200b\u200bof three-phase current are indicated.

2. For electrical networks, additional voltage values \u200b\u200bof 230, 400 are allowed; 690; 1000 V (IEC 38-83)

4. In addition to the voltage values \u200b\u200bindicated in the table, it is allowed to apply the rated voltages:

a) alternating current:

7 V - for generators of automotive vehicles;

24 V single-phase current with a frequency of 50 Hz - for general-purpose converters, networks and receivers;

26 V (converters) and 24 V (receivers) of single-phase current with a frequency of 50 and 400 Hz - for marine electrical equipment;

36 V (sources, converters and receivers) of three-phase current with a frequency of 400 and 1000 Hz - for aviation equipment and aircraft and their ground equipment:

120; 208 V (sources, converters) and 115; 200 V (receivers) with a frequency of 400 and 1000 Hz - for aviation equipment and aircraft and their ground equipment;

36 V with a frequency of 50 and 200 Hz (sources, converters and receivers) - for previously developed equipment;

133 V (converters) and 127 V (receivers) - for previously developed equipment;

208 V (sources) and 200 V (receivers) of single-phase current with a frequency of 6000 Hz - for aircraft as agreed with the customer;

5, 15, 48, 100 V - for products manufactured for export.

b) direct current:

2.4; 4.5; 9.0; 24.0 V - for chemical current sources and receivers connected to them;

24 V - for electrical equipment of cars, previously developed equipment and general-purpose networks;

7; fourteen; 28 V (sources) - for automotive vehicles;

15 V (converters and receivers) - for aircraft in technically justified cases as agreed with the customer;

57 V (sources and converters), 54 V (receivers) in technically justified cases as agreed with the customer;

80 V - for electronic equipment, electric vehicles and electric forklifts.

3; 4; five; 7.5; thirty; 36; 40; 72; 96; 125; 250; 600 V - for products manufactured for export.

For ship power supply systems with a nominal voltage of 220 V, having a storage battery as a source, the voltage range can be about 175 to 320 V.

It is allowed for sources and converters of electrical energy, semiconductor converters that do not have a converter transformer, rated voltage equal to the voltage of the receiver with short supply lines, as agreed with the customer.

It is allowed for receivers of electrical energy connected directly to sources of electrical energy or converters of electrical energy, as well as with short supply lines, to provide for a rated voltage equal to the rated voltage of the source or converter, as agreed with the customer.

5. For sources and converters it is allowed to use an adjustable voltage setting, selected from row 3; five; ten; 20% of the nominal value.

For products manufactured for export, it is allowed to apply other voltage values \u200b\u200bas agreed between the manufacturer and the consumer.

1-5. (Modified edition, Amendment No. 1).

6-8. (Excluded, Amendment No. 1).

Russian Federation

"POWER SUPPLY SYSTEMS, NETWORKS, SOURCES, CONVERTERS AND RECEIVERS OF ELECTRIC ENERGY. RATED VOLTAGES UP TO 1000 V. GOST 21128-83" (as amended from 01.05.90) \u200b\u200b(approved by the Resolution of the State Standard of the USSR as of 29.11.83. 01.05.90)

PUT INTO EFFECT by decree of the USSR State Committee for Standards of November 29, 1983 N 5576

REPLACE GOST 21128-75 (ST SEV 779-77)

REVISED (November 1994) with Amendment 1 approved in May 1990 (IUS 6-90)

1. This standard applies to power supply systems, networks, sources, converters and receivers of electrical energy directly connected to them and establishes for them a series of nominal values \u200b\u200bof constant and alternating voltages for frequencies in accordance with GOST 6697-83.

The rated AC voltages specified in this standard are recommended for non-fixed frequencies and frequencies above 10,000 Hz.

This standard does not specify voltage ratings:

Corresponding to emergency, abnormal operating modes and transients;

circuits closed inside functional units, interstage connections of equipment, sources, converters and receivers of electrical energy;

chains of products, the operation of which, according to the principle of operation, is not characterized by fixed voltage values \u200b\u200b(electric drive circuits with motor speed control, etc.);

circuits of reactive power compensation devices, protection, control and measurement;

on the terminals of cells and batteries;

At the terminals of the primary measuring transducers;

For electrified vehicles (rail and trackless);

for sources and means of secondary power supply of electronic equipment.

(as amended by Amendment No. 1)

2. The values \u200b\u200bof the rated voltages established in the standards and technical specifications for specific power supply systems, sources, converters and receivers of electrical energy are selected from the ranges specified in this standard.

(as amended by Amendment No. 1)

3. Nominal voltages at the output of power supply systems, sources and converters of electrical energy, nominal voltages of networks and at the terminals of directly connected receivers of electrical energy must correspond to those indicated in the table and clause 4.

(as amended by Amendment No. 1)

Notes.

1. For sources and converters, phase-to-phase voltage values \u200b\u200bof three-phase current are indicated.

2. For electrical networks, additional voltage values \u200b\u200bof 230 are allowed; 400; 690; 1000 V (IEC 38-83)

4. In addition to the voltage values \u200b\u200bindicated in the table, it is allowed to apply the rated voltages:

a) alternating current:

7 V - for generators of automotive vehicles;

24 V single-phase current with a frequency of 50 Hz - for general-purpose converters, networks and receivers;

26 V (converters) and 24 V (receivers) of single-phase current with a frequency of 50 and 400 Hz - for marine electrical equipment;

36 V (sources, converters and receivers) of three-phase current with a frequency of 400 and 1000 Hz - for aviation equipment and aircraft and their ground equipment;

120; 208 V (sources, converters) and 115; 200 V (receivers) with a frequency of 400 and 1000 Hz - for aviation equipment and aircraft and their ground equipment;

36 V with a frequency of 50 and 200 Hz (sources, converters and receivers) - for previously developed equipment;

133 V (converters) and 127 V (receivers) - for previously developed equipment;

208 V (sources) and 200 V (receivers) of single-phase current with a frequency of 6000 Hz - for aircraft as agreed with the customer;

5, 15, 48, 100 V - for products manufactured for export.

b) direct current:

2.4; 4.5; 9.0; 24.0 V - for chemical current sources and receivers connected to them;

24 V - for electrical equipment of cars, previously developed equipment and general-purpose networks;

7; fourteen; 28 V (sources) - for automotive vehicles;

15 V (converters and receivers) - for aircraft in technically justified cases as agreed with the customer;

57 V (sources and converters), 54 V (receivers) in technically justified cases as agreed with the customer;

80 V - for electronic equipment, electric vehicles and electric forklifts.

3; 4; five; 7.5; thirty; 36; 40; 72; 96; 125; 250; 600 V - for products manufactured for export.

For ship power supply systems with a rated voltage of 220 V, having a battery as a source, the voltage variation range can be from 175 to 320 V.

It is allowed for sources and converters of electrical energy, semiconductor converters that do not have a converter transformer, rated voltage equal to the voltage of the receiver with short supply lines, as agreed with the customer.

It is allowed for receivers of electrical energy connected directly to sources of electrical energy or converters of electrical energy, as well as with short supply lines, to provide for a rated voltage equal to the rated voltage of the source or converter, as agreed with the customer.

(as amended by Amendment No. 1)

5. For sources and converters it is allowed to use an adjustable voltage setting, selected from row 3; five; ten; 20% of the nominal value.

For products manufactured for export, it is allowed to apply other voltage values \u200b\u200bas agreed between the manufacturer and the consumer.

(as amended by Amendment No. 1)

Clauses 6 - 8 - Abolished.

(as amended by Amendment No. 1)

GOST 21128-83 Power supply systems, networks, sources, converters and receivers of electrical energy. Rated voltages up to 1000 V (with Amendment No. 1)

GOST 21128-83

Group E02

STATE STANDARD OF THE UNION OF SSR

POWER SUPPLY SYSTEMS, NETWORKS, SOURCES, CONVERTERS
AND RECEIVERS OF ELECTRIC ENERGY

Rated voltages up to 1000 V

Power supply systems, nets, sources, converters and receivers of electric energy.
Rated voltages to 1000 V

Date of introduction 1984-07-01

PUT INTO EFFECT by decree of the USSR State Committee for Standards of November 29, 1983 N 5576

REPLACE GOST 21128-75 (ST SEV 779-77)

REVISED (November 1994) with Amendment 1 approved in May 1990 (IUS 6-90)

1. This standard applies to power supply systems, networks, sources, converters and receivers of electrical energy directly connected to them and establishes for them a series of nominal values \u200b\u200bof constant and alternating voltages for frequencies in accordance with GOST 6697-83.

The rated AC voltages specified in this standard are recommended for non-fixed frequencies and frequencies above 10,000 Hz.

This standard does not specify voltage ratings:

corresponding to emergency, abnormal operating modes and transient processes;

circuits closed inside functional units, interstage connections of equipment, sources, converters and receivers of electrical energy;

chains of products, the operation of which, according to the principle of operation, is not characterized by fixed voltage values \u200b\u200b(electric drive circuits with motor speed control, etc.);

circuits of reactive power compensation devices, protection, control and measurement;

on the terminals of cells and batteries;

at the terminals of the primary measuring transducers;

for electrified vehicles (rail and trackless);

for sources and means of secondary power supply of electronic equipment.

2. The values \u200b\u200bof the rated voltages established in the standards and technical specifications for specific power supply systems, sources, converters and receivers of electrical energy are selected from the ranges specified in this standard.

3. Nominal voltages at the output of power supply systems, sources and converters of electrical energy, nominal voltages of networks and at the terminals of directly connected receivers of electrical energy must correspond to those indicated in the table and clause 4.

Notes. 1. For sources and converters, phase-to-phase voltage values \u200b\u200bof three-phase current are indicated.

2. For electrical networks, additional voltage values \u200b\u200bof 230 are allowed; 400; 690; 1000 V (IEC 38-83)

4. In addition to the voltage values \u200b\u200bindicated in the table, it is allowed to apply the rated voltages:

a) alternating current:

7 V - for generators of automotive vehicles;

24 V single-phase current with a frequency of 50 Hz - for general-purpose converters, networks and receivers;

26 V (converters) and 24 V (receivers) of single-phase current with a frequency of 50 and 400 Hz - for marine electrical equipment;

36 V (sources, converters and receivers) of three-phase current with a frequency of 400 and 1000 Hz - for aviation equipment and aircraft and their ground equipment;

120; 208 V (sources, converters) and 115; 200 V (receivers) with a frequency of 400 and 1000 Hz - for aviation equipment and aircraft and their ground equipment;

36 V with a frequency of 50 and 200 Hz (sources, converters and receivers) - for previously developed equipment;

133 V (converters) and 127 V (receivers) - for previously developed equipment;

208 V (sources) and 200 V (receivers) of single-phase current with a frequency of 6000 Hz - for aircraft as agreed with the customer;

5, 15, 48, 100 V - for products manufactured for export.

b) direct current:

2.4; 4.5; 9.0; 24.0 V - for chemical current sources and receivers connected to them;

24 V - for electrical equipment of cars, previously developed equipment and general-purpose networks;

7; fourteen; 28 V (sources) - for automotive vehicles;

15 V (converters and receivers) - for aircraft in technically justified cases as agreed with the customer;

57 V (sources and converters), 54 V (receivers) in technically justified cases as agreed with the customer;

80 V - for electronic equipment, electric vehicles and electric forklifts.

3; 4; five; 7.5; thirty; 36; 40; 72; 96; 125; 250; 600 V - for products manufactured for export.

For ship power supply systems with a rated voltage of 220 V, having a battery as a source, the voltage variation range can be from 175 to 320 V.

It is allowed for sources and converters of electrical energy, semiconductor converters that do not have a converter transformer, rated voltage equal to the voltage of the receiver with short supply lines, as agreed with the customer.

It is allowed for receivers of electrical energy connected directly to sources of electrical energy or converters of electrical energy, as well as with short supply lines, to provide for a rated voltage equal to the rated voltage of the source or converter, as agreed with the customer.

5. For sources and converters it is allowed to use an adjustable voltage setting, selected from row 3; five; ten; 20% of the nominal value.

For products manufactured for export, it is allowed to apply other voltage values \u200b\u200bas agreed between the manufacturer and the consumer.

1-5. (Modified edition, Amendment N 1).

6-8. (Excluded, Rev. N 1).



The text of the document is verified by:
official publication
Moscow: Standards Publishing House, 1995

GOST 21128-83 Power supply systems, networks, sources, converters and receivers of electrical energy. Rated voltages up to 1000 V (with Amendment No. 1)

GOST 21128-83 Power supply systems, networks, sources, converters and receivers of electrical energy. Rated voltages up to 1000 V (with Amendment No. 1)