CZQ300A Normally Open DC Contactor
Discover the CZQ300A Normally Open DC Contactor for reliable performance in your electrical projects. Ideal for high efficiency and durability. Buy now!
Overview
FEATURES
The contactor has excellent withstand voltage and current capabilities, can operate stably in harsh environments, and ensure the safety and efficiency of the equipment. The low power consumption of CZQ300A not only helps save energy, but also extends the service life of the equipment and reduces maintenance costs. Whether in power tools, transportation or renewable energy systems, CZQ300A can perform excellently and become your reliable electrical control solution.
Choose CZQ300A normally open DC contactor, you will experience excellent quality and performance, providing strong support for your equipment.
SAYOON MODEL IMPLICATION
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CZQ |
300A |
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/24V |
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Product type | |||||||
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Rated current | |||||||
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P-With protective cover(default) | |||||||
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Working system: CO-Continuous; INT-Intermittent | |||||||
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Coil rated voltage:12V, 24V, 36V, 48V, 60V, 72V etc. | |||||||
USES
This product have one normally open contact, for using in DC circuits and can be powered with battery of recitified power. They perform power switching funcition for power switching operations of traction drives as well as pump motor and other electric vehicles.
TECHNICAL PARAMETERS: (Version 1.39)
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SAYOON Product Type |
CZQ300A |
| 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) | ≤80V |
| Rated load current of contact 48V circuit (DC-1) | 300A |
| 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) | 30ms |
| Pull-in time (n/o contacts to close) | 6ms |
| 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 | 1500A/5ms at 48V/DC |
| Coil power (W) | 20-35 |
| 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 or Intermittent |
| Contact material | Ag alloy |
| Load terminal type | M8 Screw |
| Coil terminal type | M4 Screw |
| 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 M4 tightening torque (N.m) | ≯1.2 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
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SAYOON Product Type |
CZQ300A |
| U.N.W. | 1486g |
| Package QTY. | 20 PCS |
| Mounting bracket type | 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 CZQ300A/24V 100pcs, indicating the load rated current 300A, 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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sayoon@sayoon.com