QZJB400A Normally Closed DC Contactor
FEATURES
SAYOON MODEL IMPLICATION
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QZJB |
400A |
-S |
-□ |
-□ |
■ |
/□ |
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1 |
2 |
3 |
4 |
5 |
6 |
7 |
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1 |
Product type | ||||||||
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2 |
Rated current | ||||||||
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3 |
Auxiliary switch: None-Without auxiliary switch; S-With auxiliary switch | ||||||||
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4 |
Mounting bracket type: M-Horizontal (default) | ||||||||
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5 |
Other function codes | ||||||||
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6 |
Other special functions: V-With capacitive load | ||||||||
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7 |
Coil rated voltage: 12V, 24V, 36V, 48V, 60V, 72V etc. | ||||||||
Uses
Technical Parameters: (Version 1.28)
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SAYOON Product Type |
QZJB400A |
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Contact form |
1 NC |
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Coil Rated voltage (DC V) |
6V,12V,24V,36V,48V,60V,72V,96V etc. |
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Contact voltage (DC V) |
≤150V |
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Rated load current of contact 48V circuit (A) |
400A |
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Rate load current of contact circuit |
≯80mV |
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The cooling pull-in voltage at (20±5)℃ (V) |
≯70% |
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The cooling drop-out voltage at (20±5)℃ (V) |
≯50%,≮5% |
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Working voltage range of 40℃ coil |
0.8-1.2Us |
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Drop-out time (n/o contacts to open) |
25ms |
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Pull-in time (n/o contacts to close) |
15ms |
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Maximum bounce time for contact connection |
10ms |
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Maximum bounce time for contact disconnection |
3ms |
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Insulation resistance |
20MΩ |
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Electric strength to resist |
50Hz/60Hz 1000VAC 1minute |
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Typical fault currents which can be ruptured |
1500A/5ms at 48V DC |
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Coil power (W) |
Start: 35-65, Keep: 3-8 |
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Temperature rise of coil (K) |
≤40 |
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Temperature rise on outgoing terminal (K) |
≤65 |
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Electrical life |
20,000 times |
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Mechanical life |
300,000 times |
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Work specification |
Continuous |
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Contact material |
Ag alloy |
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Load terminal type |
M10 Screw |
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Coil terminal type |
M3 Screw |
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
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Contact lead M10 tightening torque (N.m) |
≯20.5 appropriate |
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Coil lead M3 tightening torque (N.m) |
≯0.8 appropriate |
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Ambient temperature |
-25~+70℃ |
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Relative humidity |
+20℃ 98% |
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Vibration freq. atthe fixed position |
3G, 1～50Hz amplitude 0.5mm |
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Concussion |
(60～100) time/minute、acceleration≤4g |
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Altitude |
2000m |
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Installation direction |
Random |
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International Protection |
IP40 (According IEC60947) |
Order Instruction
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SAYOON Product Type |
QZJB400A |
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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 QZJB400A/24V 100pcs, indicating the load rated current 400A, 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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