Mpb-S-124-C Power PCB Rele 12V 24V 15A 125VAC 10A 240VDC Miniature Electromagnetic Relay

We will further expand our production scale to reward our customers with first-class 12v spdt relay, Low Power Relay, 277v ac relay and services. Through the development of management innovation, we strengthen the cultivation of the core values ​​of the company and guide the changes in the thinking and behavior of employees. We have developed at an astonishing speed, starting from zero, and have been deeply involved in this field, looking ahead to the development of technology. Over the years, we insist on relying on ourselves in the market economy, and in the process of enterprise development, we focus on ourselves, strive for improvement and face the challenges directly. We insist on improving economic quality and efficiency as the center, and focus on safety, environmental protection and optimization of excess capacity.

1 Product Survey for screw 4 pin 30 amp relay

Product feature:

◆ Contacts switching capability: 40A

◆ Dielectric strength between contact and coil 4000VAC

◆ PCB welding&bolts quick connect mounting type

◆ Special design for water heating, air conditioner and automatic control system

◆ Sealed type

◆ Environmental friendly product

◆ Outline Dimension 32*27*20（+9.5）mm

◆ At the end of this file customer can find the installing sketch of this relay.

◆ Screwed relay connected to the outer load

Designation principle:

Name rule :

NB902 E -12 S - S - A     T-105℃ M4

1                2 3    4    5     6   7        8

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1: Relay Model

2: NO max load 30A, none: 40A

3: Coil rated voltage

4: package S: Sealed, D: dust proof.

5: Contact Material: S:AgSnO2 C:AgCdO

6: Contact Form: A:Normally Open B:Normally Close C:SPDT(NO&NC)

7:: T-105℃: ambient temperature 105℃ none: normal ambient temperature

8: M4: Φ4.0 bolt mounting type

2 Information table of screw 4 pin 30 amp relay

Contact Rating
Contact Form	1A
Contact Material	AgCdO AgSnO2
Contact Load Capacity	NB902			NB902E
	40A 240VAC 30VDC 40A 277VAC			30A 240VAC 30VDC 30A 277VAC
	1.5HP 240VAC TV-15			1.5HP 240VAC TV-5
Switching Power Max.		NB902: 1200W 9600VA NB902E: 900W 7200VA
Switching Voltage Max.		30VDC/277VAC
Switching Current Max.		40A
Contact Resistance Max.		100mΩ（1A ，24VDC）
Life expectancy		Electrical 40A: 3x104 30A:5x104
		Machanical	10 7

Safety Certification
Approval	CQC	TUV	UL
Load	40A 240VAC 30VDC	40A 240VAC 30VDC	40A 277VAC 1.5HP 240VAC TV-15

Coil Rating
900mw							600mw
No.	Coil Voltage		Coil Resistance Ω±10%	Pick up (VDC) Max. (75% of Rated Voltage)	Drop out (VDC) Min.(10% of Rated Voltage)		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.						Rated	Max.
5	5	6.5	28	3.75	0.5		3	3	3.9	15	2.25	0.3
6	6	7.8	40	4.5	0.6		5	5	6.5	42	3.75	0.5
9	9	11.7	90	6.75	0.9		6	6	7.8	60	4.5	0.6
12	12	15.6	160	9	1.2		9	9	11.7	135	6.75	0.9
15	15	19.5	250	10.25	1.5		12	12	15.6	240	9	1.2
18	18	23.4	360	13.5	1.8		15	15	19.5	375	10.25	1.5
24	24	31.2	640	18	2.4		18	18	23.4	540	13.5	1.8
48	48	62.4	2560	36	4.8		24	24	31.2	960	18	2.4
110	110	143	13445	82.5	11		48	48	62.4	3840	36	4.8

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		≤5ms
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 Size and circuit of screw 4 pin 30 amp relay

Outline Dimensions

Bottom View Layout

Wiring Diagram(Bottom View)

Application Illustration

Engineering Data

4.FAQ

Q: What’s your MOQ?

A: MOQ is around 3000 pcs.

Q: Where we can get products information from?

A: You can contact our international marketing team.

Our company strictly selects the world's top material manufacturers, eliminates brand premiums and intermediate links to provide consumers with Mpb-S-124-C Power PCB Rele 12V 24V 15A 125VAC 10A 240VDC Miniature Electromagnetic Relay that truly integrate function, appearance and price. We have a professional technical and sales team with rich professional knowledge, which can provide customers with more reasonable and professional solutions for all kinds of different applications. We combine our own innovation with our own reality, establish a unified connotation and distinctive corporate culture system, and give full play to our overall advantages.

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