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| Categories | 30A Power Relay |
|---|---|
| Brand Name: | NBC |
| Model Number: | NB903E-220S-S-A |
| Certification: | TUV/CQC/UL |
| Place of Origin: | China |
| MOQ: | 100pcs |
| Price: | negotiable |
| Payment Terms: | T/T, Western Union, MoneyGram |
| Supply Ability: | 500k per month |
| Delivery Time: | 5-8days |
| Packaging Details: | standard or customization |
| Contact Material: | AgCdO AgSnO2 |
| Contact Load Current: | 30A/20A 240VAC/30VDC 30A 277VAC 1HP 1/2HP 240VAC TV-5 |
| Contact Resistance Max.: | 50mΩ（1A ，24VDC） |
| Insulation Resistance: | Min.1000MΩ(500VDC) |
NBC
SPST 30A 220V Flux Tight Sealed Type Flange QT250 AC Relay NB903E-220S-S-A for EV Charging Station
Decription:
NB903 series power relay,there are many features with it.For installation,can use flange or QT250 terminal to mount.Termianl diameter have 3.1mm or 1.6mm to option.Contact form can be 1A,1B,1C.Construction is sealed or flux tight typ,environmental friendly product as well,fit for new energy product applications.
Feature:
1. Contact material AgSnO2
2. AC or DC input are available
3. 105 or 85 degree to custom
4. Height is 20.5mm or 28.5mm to chose
Product Display:
Specification:
| Contact Rating | ||||
| Contact Form | 1A,1B,1C | |||
| Contact Material | AgCdO AgSnO2 | |||
| Contact Load Capacity | NB903 | NB903E | ||
| 40A 240VAC/30VDC 40A 277VAC 1.5HP 1HP 240VAC TV-5 TV-15 | 30A/20A 240VAC/30VDC 30A 277VAC 1HP 1/2HP 240VAC TV-5 | |||
| Switching Power Max. | 1200W 11000VA | |||
| Switching Voltage Max. | 30VDC/277VAC | |||
| Switching Current Max. | 40A | |||
| Contact Resistance Max. | 50mΩ(1A ,24VDC) | |||
| Life expectancy | Electrical | 40A: 2x104 30A: 105 | ||
| Machanical | 10 7 | |||
| Safety Certification | ||
| Approval | CQC | UL |
| Load | 40A 240VAC 30VDC | 40A 277VAC 1.5HP 240VAC, TV-5 |
| Coil Rating | ||||
| Coil Voltage | Coil Resistance Ω±10% | Pick up (VDC) Max. (75% of Rated Voltage) | Drop out (VDC) Min.(10% of Rated Voltage) | |
| Rated | Max. | |||
| 24 | 31.2 | 120 | 18 | 7 |
| 110 | 143 | 2360 | 83 | 33 |
| 120 | 156 | 3040 | 90 | 36 |
| 220 | 286 | 13490 | 165 | 66 |
| 240 | 312 | 13490 | 180 | 72 |
| 277 | 360 | 15000 | 208 | 83 |
| Technical Rating | |||
| Insulation Resistance | Min.1000MΩ(500VDC) | IEC 60255-5 | |
| Dielectric Strength | Between Contacts | 1500VAC, 50/60Hz 1min; Max 4000 VAC | IEC 60255-5 |
| Between Coil&Contact | 2500VAC 50/60Hz Min; | 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℃;﹣55℃～105℃ | ||
| Relative Humidity | 85% RH , 40℃ | IEC 68-2-3 test Ca | |
| Weight | Approx.34.0g | ||
| Package | Sealed;Dust-proof type | ||
3 Size and circuit of 40 ampere ac power relay
Outline Dimensions
TOP View Layout
Wiring Diagram(Bottom View)
Engineering Data
4.Frequently Asked Question
Q:Can you custom some special requirement with it?
A: Yes,we can
Q: Can we visit your company ?
A: You are welcome, and pls inform us your trip as early as possible.
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