Zhuhai Comking Electric Co.,Ltd.
| Payment Terms | L/C, T/T, Western Union |
| Packaging Details | Wooden Packing |
| Delivery Time | 10-15 work days |
| Rated Voltage | Max. up to 24kV |
| Rated current | 630A |
| Rated frequency | 50Hz, 60Hz |
| Insulation | Solid insulation |
| Brand Name | Comking |
| Model Number | CKSS |
| Certification | Type Test Report |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T, Western Union | Packaging Details | Wooden Packing |
| Delivery Time | 10-15 work days | Rated Voltage | Max. up to 24kV |
| Rated current | 630A | Rated frequency | 50Hz, 60Hz |
| Insulation | Solid insulation | Brand Name | Comking |
| Model Number | CKSS | Certification | Type Test Report |
| Place of Origin | China | ||
| High Light | power plant switchgear ，medium voltage distribution panel | ||
1. Description
CKSS is a new generation of intelligent & environmental-friendly type medium voltage switchgear working in the voltage range maximum up to 24kV.
2. Technical Feature
----Without SF6 gas,green & environment friendly
----Small size & flexible expansion
----Safe & reliable
----Spring operating mechanism with dual anti-misoperation system
----Fuse with sealed isolation
3. Working Condition
3.1 Altitude: ≤4000m
3.2 Ambient air temperature: -40℃～+45℃
3.3 Max. average daily temperature: +40℃ Max. annual average temperature: +35℃
3.4 Wind speed: ≤34m/s
3.5 Relative air humidity: ≤95% ( +25℃)
3.6 Ground gradient: ≤5°
3.7 Earthquake intensity: ≤magnitude 8
3.8 Applicable in the places without fire, without explosion risk, without chemical corrosive and without violent vibration
(Exceeding above working condition is available as customized product)
4. Technical Data
| Technical Data | Unit | Module C | Module F | Module V | |||||||||
| Load switch | Switch-fuse combination | Vacuum switch | Disconnector/ earthing switch | ||||||||||
| Rated voltage | kV | 12 | 24 | 12 | 24 | 12 | 24 | 12 | 24 | ||||
| Rated frequency | Hz | 50 | 50 | 50 | 50 | ||||||||
| Rated current | A | 630 | 125 | 630 | 630 | ||||||||
| Rated breaking cable charging current | A | 20 | 20 | / | / | ||||||||
| Rated short-circuit making current(peak) | kA | 50 | Up to fuse | 50 | 40 | 50 | 40 | ||||||
| Rated short-circuit breaking current | kA | / | Up to fuse | 20 | 16 | / | / | ||||||
| Rated short-time withstand current | kA | 20 | / | 20 | 16 | 20 | 16 | ||||||
| Rated short-time withstand current duration(main circuit) | s | 4 | / | 4 | 4 | 4 | 4 | ||||||
| Rated short-time withstand current duration(ground loop) | s | 2 | / | / | / | ||||||||
| Rated breaking transfer current | A | / | 1600 | / | / | ||||||||
| Rated short-time power frequency withstand voltage | phase-to-phase phase-to-earth | kV/1 min | 42 | 50 | 42 | 50 | 42 | 50 | 42 | 50 | |||
| open contact | kV/ 1 min | 48 | 65 | 48 | 65 | 48 | 65 | 48 | 65 | ||||
| Rated lightning impulse withstand voltage | phase-to-phase phase-to-earth | kV | 75 | 95 | 75 | 95 | 75 | 95 | 75 | 95 | |||
| open contact | kV | 85 | 110 | 85 | 110 | 85 | 110 | 85 | 110 | ||||
| Mechanical life | times | 5000 | 5000 | 5000 | 5000 | ||||||||
| Mechanical life of earthing switch | times | ≥2000 | ≥2000 | ≥2000 | ≥2000 | ||||||||
| SF6 pressure in seal enclosure | Mpa | 0.040-0.045 | 0.040-0.045 | 0.040-0.045 | 0.040-0.045 | ||||||||
| SF6 annual leakage rate | / | ≤0.02% | ≤0.02% | ≤0.02% | ≤0.02% | ||||||||
5. Standard
---- GB/T11022-1999
---- GB1984-2003
---- GB3804-2004
---- GB16926-2009
---- GB1985-2004
---- IEC60265-1-1998
Company Details
Business Type:
Manufacturer
Year Established:
2006
Employee Number:
300~500
Ecer Certification：
Active Member
Zhuhai Comking Electric Co., Ltd. was founded in 2006 in Zhuhai, China. With our European partners we are now recognized as a leading manufacturer in power transmission and distribution industry throughout China and Asia. We are specialized in manufacturing of vacuum circuit breaker, so... Zhuhai Comking Electric Co., Ltd. was founded in 2006 in Zhuhai, China. With our European partners we are now recognized as a leading manufacturer in power transmission and distribution industry throughout China and Asia. We are specialized in manufacturing of vacuum circuit breaker, so...
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