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Neutral Electromagnetic Relay

Neutral Electromagnetic Relay
Neutral Electromagnetic Relay
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Product Code : РК48 ра
Product Description
Neutral electromagnetic relay
  • Hermetically sealed electromagnetic direct current relay with two changeover contacts.
  • Suitable for double current electric circuits switching direct and alternating current with frequency up to 10 kHz.
  • Technical specifications RF4.500.479 ТU.
  • Relay max mass 3.2 g.
  • Minimum term of service: 17 years.

Technical data and operating factors

  • Power supply voltage : According to the table.1.
  • Switching modes : According to the table.2.
  • Contacts resistance :
    • ≤0.5 Ohm - Au-Ко(99.9)3;
    • ≤1.4 Ohm - AgMgNi99.
  • Action time : max 6 msec.
  • Bounce time at action : max2 msec.
  • Release time : max 1.5 msec.
  • Bounce time at release : max 1 msec.
  • Insulation resistance:
    • 200 Mohm - under average climatic conditions;
    • 20 Mohm - at max temperature;
    • 10 Mohm - at high humidity.
  • Insulation strength : between current-carrying chains: 200 V- under average climatic conditions;
  • 200 V - at high humidity;
  • between current-carrying chains and housing:
    • 210 V- under average climatic conditions;
    • 210 V - at high humidity;
  • Vibration stability: from 10 to 50 Hz with amplitude of 2 mm;
    • from above 50 to 60 Hz wit amplitude of 1.5 мм;
    • from above 60 to 500 Hz with acceleration to 100 m/s2 (10g).
  • Impact resistance : to 30g.h
  • Environmental temperature : from 213К (-60oС) to 343К (+70oС).
  • Relative humidity : to 98% at 298К ( +25oС )
  • Air pressure : from 8.4·104 Pa ( 630 mm of mercury) to1.06·105Pa (800 mm of mercury)

Main Electrical Data

Design

Operating

voltage, V

Action voltage at 298К (+25oС), V, max

Coil resistance at 298К (+25oС), Оhm

RF4.500.477-00.

RF4.500.477-01.

RF4.500.477-02.

RF4.500.477-03.

RF4.500.477-04.

RF4.500.477-05.

7 + 2- 1

12 + 4- 2

27 + 7- 5

4 + 0.5

18 + 2

5 + 0.5

24

24.1

8.9

64.3

16.3

22

230 + 40

270 + 40

1900 + 120 - 380

36 + 3.6

600 + 90

145 + 10


Switching modes

Switching range

Type of Load

Kind of Current

Switching frequency Hz, max

Number of switching cycles. max

Current, A

Voltage, V

At average temperature

Also at 358k (+85oC)

5·10-6 - 7·10-3

10-6 - 2·10-3

10-6 - 10-3

0.01 - 0.15

5·10-6 - 7·10-3

10-5 - 10-4

до 0.03

0.01 - 0.15

6·10-3 - 5·10-2

10-3 - 2·10-2

2·10-4 - 25

0.2 - 100

0.05 - 10

6 - 120 eff..

2·10-4 - 25

0.5 - 2

0.05 - 100

6 - 120 eff.

6 - 36

3 - 20

cosφ≥0.3т.

act.

act.

act.

act.

τ≤150 ms

act.

act.

Induct.

AC to 10 kHz

DC and AC to 10 kHz

DC and AC to 1 kHz

AC to 10 kHz

DC

DC

AC to 1.1 kHz

DC

AC

10

10

10

10

10

10

3

10

3

3

105

105

1.5-105

1.5-105

1.5-105

1.5-105

104

5-104

2.5-103

2.5-103

5-104

5-104

7.5-104

7.5-104

7.5-104

7.5-104

5-103

2.5-104

1.25-103

1.25-103


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