NNC71B Sealed Electromagnetic Power Relay (JQX-38F)

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Website: http://electrical-relay.com/2018/1-3-13-nc71b-sealed-electromagnetic-power-relay.html

The NNC71B sealed electromagnetic power relay (JQX-38F) can be applied to household appliances, mechanical control, industrial equipment, industrial control system, automatic control system, agricultural equipment and power transmission and distribution, etc.

Features

Large load changeover power: 40A 50A
The NNC71B sealed electromagnetic power relay (JQX-38F) can provide two groups of contacts installation and three groups of contacts installation.
The device adapts the screw/socket type installation mode, and it also has the sealed type to be chosen.

Identification

CCC:2011010303471251
CE:5401090516
UL：E235027

Model explanation

Contact parameters

Contact form	2Z,2H,2D	3Z,3H,3D
Contact load	40A/50A
Maximum switching voltage	240VAC 40A/240VAC 50A 28VDC 40A/28VDC 50A
Contact material	Silver alloy

Relay coil

Rated voltage V	DC12V	DC24V	DC110V	DC220V
Rated current (±10%) mA	208	83.3	22.7	11.3
Coil resistance(±10%) Ω	57.6	104	4846	19469
Rated power consumption W	2.5W
Pull-in voltage (Maximum) V	Below 75%
Drop-out voltage(Minimum)V	Above 10%
Allowable voltage(Maximum) V	Rated voltage×110%
Rated voltage V	AC12V	AC24V	AC110V	AC220V
Rated current (±10%) mA	500	250	54.5	27.2
Coil resistance(±10%) Ω	8.4	33.6	706	2830
Rated power consumption W	6.0VA
Pull-in voltage (Maximum) V	Below 80%
Drop-out voltage(Minimum)V	Above 30%
Allowable voltage(Maximum) V	Rated voltage×110%

Specification of NNC71B sealed electromagnetic power relay (JQX-38F)

Coil voltage		DC:6 - 220V AC:6-380V
Pull-in time		≤25ms
Drop-out time		≤15ms
withstand voltage	Between the homopolarcontacts	1500VAC/1min(Leakage current 1mA)
	Between the heteropolarcontacts	1500VAC/1min(Leakage current 1mA)
	Between contacts and coil	2500VAC/1min(Leakage current 1mA)
Insulation resistance		≥200MΩ(500VDC)
Size	55.5× 38.2 ×42mm
Weight	About130g

Dimension and installation

① Front view; ② Installation size; ③ 3Z wire diagram; ④ 2Z Mechanical diagram

Index
relay switch, electric switch, electrical device

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