CZW200A Normally Open DC Contactor

Discover the CZW200A Normally Open DC Contactor for reliable performance in your applications. Shop now for efficient control solutions at competitive prices!
Overview

FEATURES

The durability of the normally open DC contactor is not only reflected in the choice of its materials, but also in its design and manufacturing process. High-quality contactors can withstand frequent operations and extreme working conditions, reducing failure rates and maintenance costs. In many industrial applications, such as chemical plants, mines, and outdoor equipment, contactors often face harsh environmental challenges, so it is crucial to choose durable components. By investing in normally-open DC contactors, operators can ensure their systems remain efficient and functioning properly under challenging conditions.

SAYOON MODEL IMPLICATION

CZW

200A

-S

-C

-K

-M

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/24V

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Product type

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Rated current

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Auxiliary switch: None-Without auxiliary switch; S-With auxiliary switch

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Magnetic blow-out

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Magetic holding structure: K-Two joint magnetic retention (Single coil, Two joint self-locking); 2K-Three joint magnetic retention (Double coil, Three joint self-locking)

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Mounting bracket type: M-Horizontal (default); L-One vertical; 2L-Two vertical

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Other function codes: l-With suppressor diode; R-With pre-charged resistance; U-Increase rated current 300A; CO-Continuous; IN-Intermittent

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Coil rated voltage: 12V, 24V, 36V, 48V, 60V, 72V etc.

Uses

This product have one normally open 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 1.47)

 SAYOON Product Type

 CZW200A

 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)  ≤80В
 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)  10ms
 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)  12-18
 Temperature rise of coil (K)  ≤60
 Temperature rise on outgoing terminal (K)  ≤65
 Electrical life  20,000 times
 Mechanical life  300,000 times
 Work specification  Continuous (default) or Intermittent
 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
 Testing organization certification  CCC,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

  • SEV100AD HV DC Contactor detial (4)
  • SEV100AD HV DC Contactor detial (3)

Installation Diagram

czw200aczw200a-sczw200a_1

Wiring Diagram

SEV100AD HV DC Contactor detial (2)

Temperature Curve

xqws-czw100a

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

 CZW200A

 U.N.W.  732g
 Package QTY.  40PCS
 Mounting bracket type  M Horizontal (default), 1L One vertical, 2L Two 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 CZW200A/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.

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