CZQ300A DC Contactor

Suitable for electric forklift, battery cars, tractors, excavators, brick machine, cleaning vehicles, automotive air-conditioning, communication power supply, uninterruptible power supply, power supply switches such as electroplating elect

 

SAYOON MODEL IMPLICATION:

 

USES:

This product have one normally open contact, for using in DC circuits and can be powered with battery of recitified power. They perform power switching funcition for power switching operations of traction drives as well as pump motor and other electric ve

 

TECHNICAL PARAMETERS:  (Version 1.39)

SAYOON Product Type	CZQ300A
Contact form	1 NO
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)	300A
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 degrees celsius coil	0.8-1.2Us
Drop-out time(n/o contacts to open)	30ms
Pull-in time (n/o contacts to close)	6ms
connect the maximum contact bounce time	10ms
Disconnect the maximum contact bounce time	3ms
Insulation resistance	20MΩ
Electric strength to resist	50Hz/60Hz 1000VAC 1minute
Typical fault currents which can be ruptured	1500A/5ms at 48V/DC
Coil power (W)	20-35
Temperature rise of coil (K)	≤60
Temperature rise on outgoing terminal (K)	≤65
Electric life	20000 times
Mechanical life	300 thousand times
Work specification	Continuous or Intermittent
Contact material	Ag alloy
Load terminal type	M8 Rose
Coil terminal type	M4 Rose
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

 

LOAD CHARACTERISTIC CURVE:

 

 

INSTALLATION DIAGRAM:

 

WIRING DIAGRAM:

COIL TEMPERATURE CURVE:

 

MECHANICAL ABILITY and USE of the ENVIRONMENT:

Contact lead M8 tightening torque(N.m)	≯9.0 appropriate
Coil lead M4 tightening torque (N.m)	≯1.2 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	CZQ300A
U.N.W.	1486g
Package QTY.	20 PCS
Mounting bracket type	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 CZQ300A/24V 100pcs, indicating the load rated current 300A,

 

certification：

 

 

 

PRODUCT PICTURE:

 

 

 

 

 

 

 

 

 

 

 

 

 

DOWNLOAD DATA:

No.	Download
1	CZQ300Adatasheet
2	DC Contactor Technical Applications Form for PDF/ DC Contactor Technical Applications Form for XLS
3	Mini PDF Reader1 for WinXP/ Mini PDF Reader1 for Win7 / Adobe Reader

 

Tips: if you want to understand the technical details of parameters more SAYOON CZQ300A DC Contactor, other SAYOON or the product of information, please visit SAYOON electric official website www.sayoon.com/en, or send mail to sayoon@sayoon.com , ZHEJIANG SAYOON ELECTRIC CO., LTD.  will welcome your arrival.

 

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