China Nanfeng Electric
86-577-62797256 king@kingnan.com

Emergency Switch

ZJK300A Type Emergency Power OFF Switch

ZJK300A Type Emergency Power OFF Switch

The products are mainly used for emergency power off of DC power supply systems such as battery cars, electric forklifts, electric vehicles and Ordering Notice

  • ZJK300A Type Emergency Power OFF Switch
  • ZJK300A Type Emergency Power OFF Switch
  • ZJK300A Type Emergency Power OFF Switch
  • ZJK300A Type Emergency Power OFF Switch
  • ZJK300A Type Emergency Power OFF Switch
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FAX:+86-577-62797257

EMAIL:king@kingnan.com

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Application

The products are mainly used for emergency power off of DC power supply systems such as battery cars, electric forklifts, electric vehicles and

Ordering Notice

For example: ZJK300A
Emergency power off switch with Rated voltage not

Basic Technical Parameters (at normal conditions)
Electric Parameters
Contact type One pair of bridge type Instantaneous maxi (closing) current 1200A, ≤1s
Rated voltage of contacts (DC) ≤80V Insulation resistance(MΩ) DC500V, ≥100
Rated current of contacts (A) 300 Dielectric withstand voltage 1500V,p.f. 1min, no breakdown
Voltage drop on contacts(mV) ≤80 (at 100A) Electric cycles (104) ≥1
Operational form Manual Mechanical cycles (104) ≥2
Disconnect thrust F1(N) 20.0≤F1≤50.0 Temperature rise on outgoing terminal ≤65
Closed pull force F2(N) 20.0≤F2≤100 Material of contact AgCuO(10)/Cu
Normal closing time (ms) ≤100 Working duty Continuous operating duty
Normal disconnection time (ms) ≤50    
Mechanical/Ambient Conditions
Torque of outgoing terminal on contact M8(N.m) ≯8.5N appropriate Protection grade IP50
Torque of outgoing terminal on coil M5(N.m) ≯2.0N appropriate Mounting methods Freely
Working temperature (-25~+55)°C Vibration Sine shock: 2.5g, (5~50) Hz
Mounting altitude ≤2Km Impact 50g,11ms(Half sine)
Safety certification Quality  certification
3C  2015170302000405 GB/T19001-2008/ISO9001-2008 QWZ19140757
    ISO/TS16949-2009 CNTS016227

Outline and Mounting Picture

 

Mini Circuit Breaker
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