NB902 - 12S - S - A 12V 50A Relay NO. 4KV Sealed PCB Mount THT
Quick Connect
12V 50A Relay Description:
NB902 series power relay, small size with big capacity, maximum
50A.There are PCB mounts and bolt quick connections for assembly,
special design for water heaters, air conditioners, etc.4KV
dielectric withstand between coil and contact and passed TUV/CQC/UL
safety standard, it is an environmental-friendly and reliable
product, be suitable for many fields, like the automobile industry,
industry control
, home appliances, and medical equipment.
12V 50A Relay Features:
1. 4000VAC or 2500VAC is available for dielectric to withstand
voltage between contact and coil
2. TUV/CQC/UL certification
3. Sealed-type or open-type for options
4. SPDT & SPST
5. Rated current max 50A
6. 900mW or 1200mW
12V 50A Relay Applications:
1. Electric vehicle supply equipment
2. Special design for water heater, air conditioner, and automatic
control system
12V 50A Relay Designation:
NB90 - 12S - S - A W 4KV T-105℃ X
1. NB90:Model No. (Max. contact load capacity 50A)
2. 12:Coil Rated Voltage:5V,6V,9V,12V,15V,18V,24V,48V,110V(DC)
3. S: Package: S: Sealed D: Dustproof
4. S: Contact Material:AgSno2
5. A: Contact Form: A: Normally Open B: Normally Close C:
SPDT(NO&NC)
6. W: white None: black
7. 4KV: Between contact and coil dielectric withstand voltage 4KV,
None: 2500V
8. T-105℃: ambient temperature 105℃. None: normal temperature
resistant
9. X: Customer code
12V 50A Relay Specification:
| Contact data: |
| Contact Configuration | 1 Form A |
| Contact material | Ag alloy |
| Max. switching voltage | 30VDC,277VAC |
| Max. switching power | 2,770VA |
| Contact ratings | 5A 250VAC,1/3HP 240VAC,5A 277VAC,1/6HP 277VAC |
| Contact resistance | Max. 100mΩ(1A/6VDC) |
| Mechanical endurance | 1x107 times |
| Electrical endurance AC1 | 1x105 times |
