FEATURES:

 

SAYOON MODEL IMPLICATION:

 

USES:

This product have one normally close contact, for 5G cabinet, telecommunication equipment, engineering machinery, car batteries, electric forklift trucks, trains, ships, electronic control systems such as uninterruptible power supply.

 

TECHNICAL PARAMETERS:  (Version 1.22)

SAYOON Product Type	QZJB50A-D
Contact form	1 NC
Coil Rated voltage(DC V)	6V,12V,24V,36V,48V,60V,72V,84V,120V,150V etc.
Contact voltage(DC V)	≤150V
Rated load current of contact 48V circuit (A)	50A
Rate load current of contact circuit	≯80mV
the cooling pull-in voltage at (20±5)℃ (V)	≯70%
the cooling drop-out voltage at (20±5)℃(V)	≯50%,≮5%
Working voltage range of 40 degrees celsius coil	0.8-1.2Us
Drop-out time(n/o contacts to open)	15ms
Pull-in time (n/o contacts to close)	5ms
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	600A/5ms at 48V DC
Coil power (W)	5-9
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
Contact material	Ag alloy
Load terminal type	M5 Rose
Coil terminal type	M3 Rose

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:

COIL TEMPERATURE CURVE:

 

MECHANICAL ABILITY and USE of the ENVIRONMENT:

Contact lead M10 tightening torque(N.m)	≯2.5 appropriate
Coil lead M3 tightening 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	2000米
Installation direction	Random
International Protection	IP40 (According IEC60947)

 

 

ORDER INSTRUCTION:

SAYOON Product Type	QZJB50A-D
Mounting bracket type	M Horizontal (default)

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 QZJB50A-D/24V 100pcs, indicating the load rated current 50A, without auxiliary contact, default mounting bracket, coil control voltage 24V purchase 100pcs. Special voltage specification products, such as user needs can be special order.

 

 

PRODUCT PICTURE:

 

 

 

 

DOWNLOAD DATA:

No.	Download
1	QZJB50A-Ddatasheet
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 QZJB50A-D DC Contactor, other SAYOON or the product of information, please visit SAYOON electric official website www.djdjo.cn/en, or send mail to [email protected] , ZHEJIANG SAYOON ELECTRIC CO., LTD.  will welcome your arrival.

 

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