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 |
Module V |
Module C |
Module F |
| Rated voltage(KV) |
12 |
24 |
12 |
24 |
12 |
24 |
| Rated frequency(Hz) |
50/60 |
50/60 |
50/60 |
| Rated current(A) |
630 |
630 |
630 |
630 |
| Rated short-circuit breaking current(KA) |
25 |
20 |
/ |
31.5 |
| Rated breaking cable charging current(A) |
/ |
10 |
10 |
| Rated short-time withstand current(KA) |
25 |
20 |
20 |
/ |
| Rated short-time withstand time(S) |
4 |
4 |
/ |
| Rated peak withstand current(KA) |
63 |
50 |
50 |
/ |
| Rated short-circuit making current(KA) |
63 |
50 |
50 |
/ |
| Rated breaking transfer current(A) |
/ |
/ |
3150 |
| Rated insulating level |
Rated lighting impulse withstand voltage(kV) |
phase-to-phase phase-to-earth |
75 |
95 |
75 |
95 |
75 |
95 |
| open contact |
85 |
110 |
85 |
110 |
85 |
110 |
| Rated power frequency withstand voltage(kV/ min) |
phase-to-phase phase-to-earth |
42 |
65 |
42 |
65 |
42 |
65 |
| open contact |
48 |
79 |
48 |
79 |
48 |
79 |
| Auxiliary control circuit |
2 |
2 |
2 |
| Mechanical life (times) |
10000 |
10000 |
10000 |
| Main circuit resistance (μΩ) |
≤140 |
≤140 |
≤700 |
5. Standard
---- GB/T11022-1999
---- GB3906-2006
---- GB1984-2003
---- GB3804-2004
---- GB16926-2009
---- GB1985-2004
---- IEC60265-1-1998
Product Tags:
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Front Panel Operation Solid Insulated Switchgear Low Maintenance Long Durability Images
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