Company profile
Founded in 2002, Wenzhou Kangyu Electric Co., Ltd. is a professional manufacturer of combination box and photovoltaic module products, such as array monitors, surge protectors and other special contactors, AC / DC magnetic contactors, DC circuit breakers. And molded case circuit breakers, etc. Xinguang Industrial Zone, Liushi Town, Wenzhou City, with convenient transportation.
The company covers an area of 80,000 square meters and has advanced injection molding machines, automatic presses, monitoring stations and other facilities. Our annual production capacity is 100,000 combined boxes and 2,000,000 contactors. With export licenses, our products are exported to the US, Australia, Europe, South America and Southeast Asia. Our products are widely acclaimed at home and abroad. Our company has won ISO9001, UL, CB, KEMA, SEMKO, TUV, INMETRO, CE, CCC, Rohs and PICC. Strict quality control is performed for every process from material procurement, processing and testing to packaging. Our aim is "quality first; improve technology; look forward to the future". We warmly welcome customers at home and abroad to establish cooperation with us for a better future.
Regarding the product or if you want to know more about our company, you can send an email to our email address. Generally, we will reply to your message within 24 hours. We have a professional business team to help you explain the problem and the operating platform to respond to your inquiry about us. If you are interested in purchasing our products, our sales team will track your demand information on a daily basis to help you solve procurement confusion. We also have a reasonable after-sales
protection system that will not harm your rights.
Tel:0086-0577-27870130/62729766
Fax:0577-27870888
E-mail:info@kayal.cc
Product Description
FEATURES
- Low VA coil for cooler operation and increased life
- Quiet operation
- Universal style mounting bracket existing mounting holes
- Double brake contacts ensure positive make and break
- Screw terminal or pressure connectors and double 1/4 quick connects
- Provided on all models for easy installation
Specification
| Insulating material | contact block and carrier are highly electrical-grade thermosetting resin |
| Temperature range | -40°F to 150°F |
| mechanical life | conforms to UL and ARI specifications |
| electrical life | conforms to UL and ARI specifications 94-388 thru 94-390 achieve |
| 200,000 Cycles,make LRA at.5pf, break 125% of FLA at. 75pf at | |
| rated voltage,10,000 cycles make and brek LRA at.5pf rated voltage | |
| 94-394 thru 94-369 achieve 100,000 cycles, make LAR at 5pf at rated | |
| voltage 6.000 cycles make and break LEA at 5pf rated voltage | |
| outline drawings | as follow |
| weight(approximate) | 9.5oz |
| coils frenquency | 50/60hz |
| coils insulation | class B(130'C) |
| termination | pressure connector and double 1/4 Q.C. |
| operate | 85% of nominal coil voltage, 110% maximum sate operate |
DC MCB Features:
1. Thermoplastic shell, full inlet, impact resistant, recyclable, self extinguishing
2. Super safety: classic U tunnel terminal, to ensure that the line connection is solid and reliable
3. The original air flow, can effectively reduce the temperature between adjacent circuit breaker
4. Safety handle, classic original design, ergonomic
DC MCB Parameters:
| Item | DC MCB | |||
| Pole | 1P | 2P | 3P | 4P |
| Voltage | 300VDC | 600VDC | 900VDC | 1200VDC |
| Current | 1A,3A,6A,10A,16A,20A,32A,40,50A,63A | |||
| Standard | IEC/EN60947 | |||
| Breaking Capacity | 6KA,10KA | |||
| Characteristic Curve | B,C,D | |||
| Working Temperature | -5℃ to +40℃ | |||
| Protection Degree | IP20 | |||
| Electrical life | More than 8000times | |||
| Mechanical life | More than 2000times | |||
| Dimension(W)X(H)X(D) | 18X80X71 | 36X80X71 | 54X80X71 | 72X80X71 |
| Installation | 35MM DIN RAIL | |||
| Accessory | YES | |||
| Installation Altitude | ≤2000M |
DC MCB Application:
L7 Solar system DC MCB , apply to rating current 63A or less, It is mainly used for the overloading and short circuit protection in DC distribution system equipment and electric equipment. It can be widely used in electric, post, traffic, mining enterprise and different kinds of fields.
