Taihua large power relay JQX-38F SPDT 40A/50A with socket

JQX-38F large power relay is an electromechanical device designed to switch and control high voltage and current loads. It has a switching capacity of up to 50A and 250V AC or 28V DC, making it suitable for use in various industrial and commercial applications. It has a long endurance life, is resistant to high voltage and current surges, and is constructed from high-quality materials. Its compact design makes it easy to install, and it is available in different versions to meet specific requirements. The JQX-38F high power relay is a reliable and cost-effective solution for controlling high power loads.

Coil Data

Contact Arrangement	2H, 2D, 2Z	3H,3D,3Z
Contact Resistance	≤ 100mΩ
Contact Material	Silver Alloy
Contact Rating(Resistive)	50A 28VDC;50A 250VAC	40A 28VDC;40A 250VAC
Max. Switching Voltage	250VAC/28VDC	250VAC/28VDC
Max. Switching Current	50A	40A
Max. Switching Power	12500VA/1400W	10000VA/1120W
Mechanical Life	1×10 6 operations
Electrical Life	5×104 operations

Application

JQX-38F is commonly used in power supply systems, industrial machinery, automation equipment, and other high power applications. It can be used in various types of control circuits such as motor control, lighting control, and HVAC systems. With its durable construction and long endurance life, the JQX-38F can withstand the high voltage and current surges present in many industrial applications.

Notes: 1. PC board assembled with dust cover type and flux tight type relays can not be washed and/or coated. 2. Dust cover type and flux tight type relays can not be used in the environment with dust, or H

NominalVDC	Pick-upVoltage(Max.) VDC		Drop-outVoltage(Min.) VDC		*Max.AllowableVDC		CoilResistanceΩ± 10%
12	9.00		1.2		13.2		71.8
24	18.0		2.4		26.4		288
1 10	82.5		1 1		121		6044
220	165.0		22		242		24444
NominalVAC		Pick-upVoltage(Max.) VAC		Drop-outVoltage(Min.) VAC		*Max.AllowableVAC		CoilResistanceΩ± 10%
12		9.60		3.6		13.2		12.6
24		19.2		7.2		26.4		50.3
1 10		88.0		33		121		1069
220		176.0		66		242		4254

Note: "*Max Allowable Voltage" : The relay coil can endure max allowable voltage for a short period time onl

Contact Ratings

Ordering Information

Characteristics

Insulation Resistance		200MΩ (at 500VDC)
Dielectric Strength	Between coil & contacts	2500VAC 1min
	Between open contacts	1500VAC1min
Operate time (at nomi. volt.)		≤25ms
Release time (at nomi. volt.)		≤ 15ms
Humidity		45% ~ 85% RH
Storage Condition		-25°C~+65°C
Operating Condition		-25°C~+55°C
UL Class F		Insulation System Class F
Shock Resistance	Functional	98m/s2
	Destructive	980m/s2
Vibration resistance		10Hz to 55Hz 1.5mm DA
Unit weight		Approx. 125g
Construction		Dust Cover Type

Notes: 1) The data shown above are initial values. 2) Please find coil temperature curve in the characteristic curved below.

JQX-38F SERIES

OUTLINE DIMENSIONS, WIRING DIAGRAM AND PC BOARD LAYOUT.

Outline Dimensions	Wiring Diagram(Bottom view)

Remark: 1) In case of no tolerance shown in outline dimension: outline dimension ≤ 1mm,tolerance should be ±0.2mm; outline dimension ＞1mm and ≤5mm,tolerance should be ±0.3mm;outline dimension ＞5mm, tolerance should be ±0.4mm. 2) The tolerance without indicating for PCB layout is always ±0.1mm.

Taihua large power relay JQX-38F SPDT 40A/50A with socket

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