Contact Us
- 1289 Tanjialing West Road, Lanjiang Street, Yuyao City, Zhejiang Province, China
- humphreyzhu@nbc-relays.com
- +86-574-62824561

Ka3525A Switching Controllers SMPS Controller/PWM Controller DIP16
◆4000VAC is avaliable for dielectric strength between contact and coil
◆ Coil isolation grade Class F
◆ High power consumption relay
◆ Dust-proof&Sealed type
◆ In deference to RoHS-Directive
Description
Under the guidance of strong theory, coupled with years of accumulated field experience, our company has achieved the performance that impresses the Welding Machine Relay, 30a 120v ac relay, 40 ampere car relay industry. We always insist on the management tenet of 'Quality is First, Technology is Basis, Honesty and Innovation'. We will continue to pursue excellence, insist on serving customers with exquisite craftsmanship, perfect design and excellent quality, and create a better future with you! Over the years, we have been adhering to the business policy of 'customer first, pursuit of excellence, eternal innovation, and mutual benefit', and have won praises from many customers with the joint efforts of all the staff. Through propagation and continuous innovation, our corporate culture has become the spiritual pillar and driving force that inspires us to win future competition.
1 Product Presentation of pcb 12v 50A relay
Product Features:
◆High load switching capability: 50A
◆4000VAC is avaliable for dielectric strength between contact and coil
◆ Coil isolation grade Class F
◆ High power consumption relay
◆ Dust-proof&Sealed type
◆ In deference to RoHS-Directive
◆ Dimension: 32*27.2*20mm
◆ It Can replace Hongfa's similar relay with model No. HF2150/HF105F-1
Name rule :
NB90 -12 S -S -A W 4KV P T-105℃ X
1 2 3 4 5 6 7 8 9 10
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
1: Relay Model 2: Coil rated voltage 3: package S: Sealed, D: dust proof.
4: Contact Material: S:AgSnO2 C:AgCdO 5: Contact Form: A:Normally Open B:Normally Close C:SPDT(NO&NC)
6: W: white None: black 7: 4KV: Dielectric Strength between contact and coil 4000VAC none: Dielectric Strength between contact and coil 2500VAC
8: P: Pin width 2.9mm , none: normal width pin. 9: T-105℃: ambient temperature 105℃ none: normal ambient temperature
10: X: customer used code
2 Figure table of pcb 12v 50A relay
| Contact Rating | |||
| Contact Form | 1A | ||
| Contact Material | AgSnO2 | ||
| Contact Load Capacity | NO: 50A 277VAC 40A 240VAC, 2HP240VAC, TV-15 | ||
| Switching Power Max. | 1500W 13850VA | ||
| Switching Voltage Max. | 30VDC/277VAC | ||
| Switching Current Max. | 50A | ||
| Contact Resistance Max. | 50mΩ(1A ,24VDC) | ||
| Life expectancy | Electrical | 50A: 1x104 40A: 5x104 | |
| Machanical | 10 7 | ||
Safety Certification | ||
Approval | TUV/CQC | UL |
Load | 40A 240VAC 30VDC | 50A 277VAC, 2 HP 240VAC, TV-15 |
| Coil Rating | |||||
| 1.2W/0.9W | |||||
| No. | Coil Voltage | Coil Resistance Ω±10% | Pick up (VDC) Max. (75% of Rated Voltage) | Drop out (VDC) Min.(10% of Rated Voltage) | |
| Rated | Max. | ||||
| 012-120 | 12 | 13.2 | 120/160 | 8.4/9.0 | 0.6 |
| 024-120 | 24 | 26.4 | 480/640 | 16.8/18 | 1.2 |
| 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 | 4000VAC ( without Pin #6) | 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.30.0g | ||
| Package | Sealed;Dust-proof type | ||
3 Dimension and circuitry of pcb 12v 50A relay

Outline Dimensions

Bottom View Layout

Wiring Diagram(Bottom View)

Engineering Data
Application Strategy example: EV AC charging Pile



4.FAQ
Q: What's your after-sale service?
A: Our quality warranty period is one year. Any quality problem will be solved to customer satisfactions.
Q: Can I request to change the form of packaging and transportation?
A: Yes, We can change the form of the packaging and transportation according to your request, but you have to bear their own costs incurred during this period and the spreads.
We recognize that the introduction of distinctive Ka3525A Switching Controllers SMPS Controller/PWM Controller DIP16 to the marketplace helps the company to effectively position itself in the marketplace. We make use of cross-border integration and flexible deployment of assets, technologies, talents and markets to achieve scientific distribution of resources and optimal operational efficiency. We believe that employees are the important wealth of the company, the improvement of staff quality and professional knowledge level is the growth of the company's wealth, the welfare treatment and living standard of employees is the concrete embodiment of the company's business performance.
Hot Tags: pcb 12v 50A relay, China, suppliers, manufacturers, factory, made in China, automotive relay 12v 50a, 80 ampere car relay, 50 amp relay 4 pin, 110v 40a relay, 4 Pin 30 Amp Relay, small10 ampere power relay
You Might Also Like











