SPST DC 12V 50A Relay Gap3.0mm Coil 2.25W Power Relay NB90-12S-S-A For EV Charger Pile
NBC
SPST DC12V 50A Gap3.0mm Power Relay NB90-12S-S-A for EV Charging Equipment
Description:
It is a lastest design relay complied with EU standard.PIN widen,brass material,Gap with 3.0mm,high coil power 2.25W,between contacts and between coil & contacts both are 4000VAC,specially use for EV charging equipment of new energy field.
Feature:
1. Contact switching current: 50A
2. Brass PIN
3. Gap is 3.0mm by default.(1.8mm and 2.8mm for option)
4. Coil insulation grade Class F
5. Ambient temperature 105℃ for option
Application:
1. New energy:EV charger system
2. Photovoltaic power system
Specification:
| Contact Rating | ||
| Contact Form | 1A | |
| Contact Material | AgSnO2 | |
| Contact Load Capacity | NB90 | |
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50A 240VAC 30VDC 50A 277VAC 2HP 240VAC TV-15 |
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| Switching Power Max. | 13850VA | |
| Switching Voltage Max. | 277VAC | |
| Switching Current Max. | 50A | |
| Contact Resistance Max. | 20mΩ(1A ,24VDC) | |
| Life expectancy | Electrical | 1*104ops (50A 240VAC, at 55℃,Resistive load 1s on 9s off) |
| 5*104ops (40A 240VAC, at 55℃,Resistive load 1s on 9s off) | ||
| 10*104ops (32A 240VAC, at 55℃,Resistive load 1s on 9s off) | ||
| Machanical | 10 7 | |
| Safety Certification | |||
| Approval | CQC | TUV | UL |
| Load | 50A 240VAC 30VDC | 40A 240VAC 30VDC | 50A 277VAC 2HP 240VAC TV-15 |
| Coil Rating | |||||
| Coil Power 2.25W | |||||
| No. | Nominal Voltage VDC |
Max. Voltage VDC |
Coil Resistance Ω±10% | Pick-up Voltage VDC Max. |
Drop-out Voltage VDC Min. |
| 012 | 12 | 13.2 | 64 | 9.0(6.0V) | 0.6 |
| Technical Rating | |||
| Insulation Resistance | Min.1000MΩ | IEC 60255-5 | |
| Dielectric Strength | Between Contacts | 4000 VAC | IEC 60255-5 |
| Between Coil&Contact | 4000VAC | IEC 60255-5 | |
| Operate Time | ≤15ms | ||
| Release Time | ≤10ms | ||
| Shock Resistance | Operation extremes 10G Damage limits 100G | IEC 68-2-27 test Ea | |
| Vibration Resistance | 10Hz～55Hz double amplitude 1.5mm | IEC 68-2-6 test Fc | |
| Ambient Temperature | ﹣55℃～85℃ | ||
| Relative Humidity | 85% RH , 40℃ | IEC 68-2-3 test Ca | |
| Termination | PCB | ||
| Weight | Approx.30.0g | ||
| Package | Sealed;Dust-proof type | ||
3 Dimension and electrocircuit of 50 ampere 3mm gap power relay
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| Outline Dimensions | |
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| Bottom View Layout | |
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| Wiring Diagram(Bottom View) | |
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Engineering Data |
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