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Neutral Electromagnetic Relay
Product Code : Ð Ð48 Ñа
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 :
- â¤0.5 Ohm - Au-Ðо(99.9)3;
- â¤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 213Р(-60oС) to 343Р(+70oС).
- Relative humidity : to 98% at 298Р( +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 298Ð (+25oС), V, max | Coil resistance at 298Ð (+25oС), Ðhm |
| 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 | cosÏâ¥0.3Ñ. act. act. act. act. Ïâ¤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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