500A DC Reversing Contactor, 2 pole, 12V/24V/48V

500A DC Reversing Contactor, 2 pole, 12V/24V/48V

2 pole DC reversing contactor with 500 amps rated load current, 2NO and 2NC contact form, coil rated voltage with 12V/24V/48V DC available. This economical price DC reversing contactor prevents the motor from running forward and backward simultaneously.

SKU: CCHN-DCCON-R500

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Delivery date: 6-25 days

Overview

500A 2 pole DC reversing contactor is used to change the direction of rotation in alternating current motors, start them gently and monitor their load, widely used in auto electric winches, telecommunication equipment, engineering machinery and other electric control systems.

Specification

Model		CCHN-ADC500-I
Coil Rated Voltage (Optional)		12V/24V/48V
Rated Current		12A
Contact Form (Optional)		2NO, 2NC
Pole		2 Pole
Contact Resistance		≤30mΩ
Contact Voltage Drop		≤80mV (at 80A)
Insulation Resistance		≥50mΩ
Overload Current		≤4le, ＞1s
Pull-in Voltage		≤70%Us
Release Voltage		5%-40%Us
Load Terminal Type		M6 External Thread
Working Style		Short Term
Load Endurance (Resistive) α		≥20000 Times
Load Wiring Torque		8-10N.m
Coil Wiring Torque		0.5-0.8N.m
Vibration		3.5g, 10~200Hz, 1/2 Sine Wave (Energized)
Temperature		-40℃~85℃
Humidity		5%~95%RH
Contact Bounce Time		≤5ms
Pick-up Time		≤30ms
Release Time		≤30ms
Medium Pressure Resistance	Between Main Contact	50Hz/60Hz, 1500VAC/1min
	Between Main Contact and Coil	50Hz/60Hz, 1500VAC/1min
Insulation Resistance	Initial State	100mΩ, 1min
	After Electrical Life	50mΩ, 1min
Impact	Stability	20g (power on)
	Strength	50g
Mechanical Durability		≥1000000 Times
Dimension		86mm5Imm78mm

Coil Parameter

Coil Voltage	Pull-in Voltage	Release Voltage	Coil Resistance	Coil Power Consumption
12V	≤70%Us	5%-40%Us	6Ω±10%	24W±10%
24V	≤70%Us	5%-40%Us	24Ω±10%	24W±10%
36V	≤70%Us	5%-40%Us	54Ω±10%	24W±10%
48V	≤70%Us	5%-40%Us	96Ω±10%	24W±10%
60V	≤70%Us	5%-40%Us	150Ω±10%	24W±10%
72V	≤70%Us	5%-40%Us	216Ω±10%	24W±10%

Dimension (Unit: mm)

500A DC reversing contactor dimension

Wiring Diagram

500A DC reversing contactor wiring diagram

Applications

DC reversing contactor applications

Tips: DC reverse contactor applications

DC reverse contactors are widely used in many fields, mainly where the direction of DC motors needs to be controlled. Common application areas include:

Electric vehicles and rail transit: In electric vehicles and electric vehicles, reverse contactors are used to control the forward and reverse rotation of the motor to achieve the forward and reverse functions of the vehicle. Trains in rail transit also use reverse contactors to control their running direction.
Industrial automation: In industrial production lines, DC reverse contactors are used to drive and control various DC motors to achieve forward and reverse motion of mechanical equipment, such as conveyor belts, elevators, etc.
Renewable energy systems: In solar and wind power generation systems, reverse contactors are used to control the direction of current flow to optimize power transmission and storage efficiency.
Battery management system: In large-scale energy storage systems and battery management, reverse contactors are used to switch the direction of current, manage the charge and discharge process, and improve system reliability.