Shenzhen Ketai Electronic Technology Co., Ltd.
| Payment Terms | Western Union, T/T, L/C |
| Delivery Time | 5-8days |
| Packaging Details | standard or customization |
| Product Name | PCB Mount Power Relay |
| Type | NB90-12S-S-A |
| Contact Number | 1 Form A |
| Contact Material | AgSnO2 |
| Rated Current | 50A |
| Application | EV Charging Equipment |
| Brand Name | NBC |
| Model Number | NB90-12S-S-A |
| Certification | TUV/CQC/UL |
| Place of Origin | China |
View Detail Information
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Product Specification
| Payment Terms | Western Union, T/T, L/C | Delivery Time | 5-8days |
| Packaging Details | standard or customization | Product Name | PCB Mount Power Relay |
| Type | NB90-12S-S-A | Contact Number | 1 Form A |
| Contact Material | AgSnO2 | Rated Current | 50A |
| Application | EV Charging Equipment | Brand Name | NBC |
| Model Number | NB90-12S-S-A | Certification | TUV/CQC/UL |
| Place of Origin | China | ||
| High Light | DC 12V 50A Relay ，SPST 12V 50A Relay ，EV Charger Pile Power Relay | ||
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 | |
| 50A 240VAC 30VDC 50A 277VAC 2HP 240VAC TV-15 | ||
| 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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Company Details
Business Type:
Manufacturer
Year Established:
2013
Total Annual:
1500000-5000000
Employee Number:
15~50
Ecer Certification：
Active Member
Shenzhen Ketai Electronic Technology Co., Ltd. was established in 2012. It is a professional sales company mainly focusing on relays. The company consists of a team with more than ten years of senior relay sales experience. The company's strategic partners include Wangrong (WRG ), Ningbo Bao... Shenzhen Ketai Electronic Technology Co., Ltd. was established in 2012. It is a professional sales company mainly focusing on relays. The company consists of a team with more than ten years of senior relay sales experience. The company's strategic partners include Wangrong (WRG ), Ningbo Bao...
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