ZJSF-21
ZJSF-21
● product description

●Applications: telecommunications equipment, construction machinery, battery trucks, electric forklifts, automobiles, trains, ships, uninterrupted power supply and other electronic control systems.

●Features: It has strong corrosion resistance and high impact current resistance.

●Two-way normally open and normally closed contact conversion, realizing motor forward and reverse rotation, load current: 250/200A.

●Comply with: (1) QC/T 413-2002 "Basic Technical Requirements for Automotive Electrical Equipment". (2) GB14048.4-2010, Low-voltage switchgear and control equipment Part 4-1: Contactors and motor starters Electromechanical contactors and electric starters (including motor protectors). (3) JB/T10774-2007 General technical conditions for traction electrical appliances. (4) YD/T585-2010 Technical conditions for communication power distribution equipment.

● Features
● Main Specifications
Product number ZCS-250C1
Rated voltage of contact circuit(V DC) 12V 24V
Rated current of contact circuit(A) 250 200
Rated coil voltage(V DC) 12V 24V
(20±5)Cold-state pull-in voltage max (V) ≤8.4 ≤15
(20±5) Cold release voltage min (V) ≥1.0 ≥2.0
(20±5) Cold operating current at ℃ (A) ≤2.4 ≤1.2
Coil power consumption (W) 28~30
Contact contact voltage drop under 100A load (mV) ≤80
Insulation dielectric strength 50Hz 660VDC 1S
Coil resistance (Ω) 5±5% 19±5%
Holding current under rated coil voltage (A) 2.4 1.2
Lifetime under rated voltage (times) ≥5000 (on 1S under rated load, off 2S)
Limit on-off 50 weeks (about 12V, 250A, each on, 1 break, 1 minute)
Mechanical life (times) 100000
Work specification Short-time work
specifications QC/T 413-2002
● Environmental conditions
Product number ZCS-250C1
Ambient temperature -40℃~+75℃
Relative humidity 25℃时达96%
vibration (10~200)HZ, acceleration≤3.5g
Shock (60~100) times/min, acceleration≤4g
Installation method Contact up and horizontal position
Protection level IP67
● Product Structure
● Standard certification

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