FEATURES:

 

SAYOON MODEL IMPLICATION:

 

USES:

This product have one normally open and one normally close contact, 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 1.44)

SAYOON Product Type	SW81
Contact form	1 NO 1 NC
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)	100A
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	800A/5ms at 48V DC
Coil power (W)	14-23
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 (option)	2A/48VDC, 5A/24VDC
Normally closed to normally open	7ms
Normally open to normally closed	4ms
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:

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	SW81
U.N.W.	486g
U.N.W.(-C-S-M)	520g
Mounting bracket type	M Horizontal (default), 1L One vertical, 2L Two vertical, X Oblique, 2N Rear

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 CZWH100A/24V 100pcs, indicating the load rated current 100A, without auxiliary contact, default mounting bracket, coil control voltage 24V purchase 100pcs. Special voltage specification products, such as user needs can be special order.

 

certification：

 

 

 

 

 

 

PRODUCT PICTURE:

 

 

 

 

DOWNLOAD DATA:

No.	Download
1	SW81datasheet
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 SW81 DC Contactor, other SAYOON or the product of information, please visit SAYOON electric official website djdjo.cn/en, or send mail to sayoon@sayoon.com , ZHEJIANG SAYOON ELECTRIC CO., LTD.  will welcome your arrival.

 

SAYOON ELECTRIC OTHER PRODUCT LIST:

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