Overview

FEATURES

The DPDT DC contactor is an important electrical device that provides many advantages for controlling DC circuits. With its high current carrying capacity, double pole double throw design, fast response speed, durability and safety, it is ideally suited for a variety of applications. Whether in motor control, automation or other industrial applications, DPDT DC contactors provide reliable and effective solutions for circuit control. As technology continues to advance, the importance of this versatile component will only grow, making the DPDT DC contactor an indispensable element in future electrical engineering.

SAYOON MODEL IMPLICATION

CZWH	200A	-2T	-S	-C	-M	-□	/24V
1	2	3	4	5	6	7	8

1	Product type
2	Rated current
3	Circuit structure: Double coil, double circuit, positive and negative switching
4	Auxiliary switch: None-Without auxiliary switch; S-With auxiliary switch
5	Magnetic blow-out
6	Mounting bracket type: M-Horizontal (default); L-One vertical; 2L-Two vertical; 4L-Four vertical
7	Other function codes: l-With suppressor diode; R-With pre-charged resistance; CO-Continuous; IN-Intermittent
8	Coil rated voltage: 12V, 24V, 36V, 48V, 60V, 72V etc.

Uses

This product have a switching phase contacts, for electric vehicles, telecommunication equipment, engineering machinery, car batteries, electric forklift trucks, trains, ships, electronic control systems such as uninterruptible power supply.

Technical Parameters: (Version 1.56)

SAYOON Product Type	CZWH200A-2T
Contact form	Convert the two groups (DPDT)
Coil Rated voltage (DC V)	6V,12V,24V,36V,48V,60V,72V,84V,120V,150V,220V etc.
Contact voltage (DC V)	≤80V
Rated load current of contact 48V circuit (DC-1)	200A
Typical voltage drop across contacts per 100A	≯80mV
The cooling pull-in voltage at (20±5)℃ (V)	≯70%
The cooling drop-out voltage at (20±5)℃ (V)	≯35%,≮5%
Working voltage range of 40℃ coil	0.8-1.2Us
Drop-out time (n/o contacts to open)	40ms
Pull-in time (n/o contacts to close)	12ms
Maximum bounce time for contact connection	10ms
Maximum bounce time for contact disconnection	3ms
Insulation resistance	20MΩ
Electric strength to resist	50Hz/60Hz 1000VAC 1minute
Typical fault currents which can be ruptured	1000A/5ms at 48V/DC
Coil power (W)	20-35
Temperature rise of coil (K)	≤80
Temperature rise on outgoing terminal (K)	≤65
Electrical life	20,000 times
Mechanical life	300,000 times
Work specification	Continuous or Intermittent(default)
Contact material	Ag alloy
Load terminal type	M8 Screw
Coil terminal type	6.3mm spade terminals
Auxiliary contact rated load (optional)	2A/48VDC, 5A/24VDC
Normally closed to normally open	12ms
Normally open to normally closed	5ms
Testing organization certification	CE,FCC

Note:As regarding to the different using environments of customers which requires different focus of the functions,and in order to improve the comprehensive properties of our products,sayoon may adjust the coil parameters,temperature rise and so on. The above parameters are for reference only, For details, please refer to the guidelines for selection and use of the SAYOON DC contactor.

Load Characteristic Curve

Installation Diagram

Wiring Diagram

Other Wiring Diagram

Temperature Curve

Mechanical Ability And Use Of The Environment

Contact lead M8 tightening torque (N.m)	≯9.0 appropriate
Coil lead-out torque (N.m)	≯0.8 appropriate
Ambient temperature	-25~+70℃
Relative humidity	+20℃ 98%
Vibration freq. atthe fixed position	3G, 1～50Hz amplitude 0.5mm
Concussion	(60～100) time/minute、acceleration≤4g
Altitude	2000m
Installation direction	Random
International protection	IP40 (According IEC60947)

Order Instruction

SAYOON Product Type	CZWH200A-2T
U.N.W.	1805克
Package QTY.	20PCS
Mounting bracket type	M Horizontal (default), 2L Two vertical, 4L Four vertical

When ordering, please state the following: name, full model, control coil voltage specification, installation frame type, whether with auxiliary contact, order quantity. For example: DC Contactor CZWH200A-2T/24V 100pcs, indicating the load rated current 200A, without auxiliary contact, default mounting bracket, coil control voltage 24V purchase 100pcs. Special voltage specification products, such as user needs can be special order.