Meishuo Popular Mab 12V 24V in Stock Auto Relay with 14VDC 70A Suit for Automation System, Auto Parts Appliance Welcome to Inquiry Us!

It is because of customers' trust in our electromagnetic ac relay, 230v ac relay, Air conditioner relay and services that we have the courage to go through the difficult times and overcome all kinds of difficulties. Our technical expertise and innovative capabilities meet cutting-edge industry needs and market expectations. Our company takes the market as the guidance, continuously optimizes and updates the existing products and carries on the technical transformation to the production line.

1 Product Recommendation for 24V 50A relay

Product Features :

◆High load switching capability: 50A

◆4000VAC is acceptable for isolating strength between contact and coil

◆ Coil insulation rank Class F

◆ High power consumption relay

◆ Dust-proof&Sealed type

◆ Obey RoHS-Directive

◆ Size of Shell: 32*27.2*20mm

◆ It Can replace Panasonic's similar relay with model No. JTN/JTV

Designation way, customer should choose correct one according to his requirement.

Name rule :

NB90 -12 S -S -A W 4KV P T-105℃ X

1           2 3    4 5    6   7   8  9    10

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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 sheet of 24V 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 circuit of 24V 50A relay

Outline Dimensions

Bottom View Layout

Wiring Diagram(Bottom View)

Engineering Data

Application Strategy example:   EV  AC  charging Pile

4.Frequently Asked Question

Q: Can we get some samples? Any charges?

A: Yes, free existing labels, you need to pay shipping cost.

Q: Do you have relay suitable for Charging Pile of car ?

A: We recommend our model NB90 series relay, they are very suitable to be used in charging pile.

Under the principle of total quality management, our pursuit of Meishuo Popular Mab 12V 24V in Stock Auto Relay with 14VDC 70A Suit for Automation System, Auto Parts Appliance Welcome to Inquiry Us! quality is continuous. Integrity, professionalism, innovation, brand and value are the criteria for us to achieve classics. We make every effort to provide a favorable working environment and create a positive development atmosphere for our team members.

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