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Help Center12kv GN30-12 Series Lndoor HV Rotary Disconnect Switches
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SPECIFICATION
GN30-12 series rotary indoor high voltage disconnect switch is a new type of touch rotating knife type disconnect switch, the main structure in three phase chassis of the upper and lower two plat, fixed two set of insulator and contact, by rotating contactor, realize the divide and combine the switch.
CN30-12D series switch is on the basis of GN30-12 switch increases with the form of earthing knife, can meet the needs of different power systems. This product design is compact, small footprint, insulating ability is strong, easy to install, the performance meet GB198589 <AC High Voltage lsolating Switch and Earth Switch requirements. Also,the switch applicable to rated voltage 10KV AC50HZ and the following indoor systems, as in the cases with voltage without load, for opening and closing current. It can be used with high voltage switch cabinet, and also can be used alone.
AMBIENT CONDITION
1. The altitude: 1000m
2. The ambient temperature: -10C----+40C
3. The relative humidity of air: monthly ≤90%, daily≤95%;
4. Ampitude : earthquake degree 8;
5. Application occasions should free from fire, inflammables, explosives, corrosives ande severe vibration.
PRODUCT FEATURE
1. Scientific design and innovative structure.
2. Contacting points distribute on two planes, small operating moment, and release pressure to small and easy adjustment,
3. Improved driving and conducting part.
4. Column moving contact that can decrease operating strength and ensure reliability of circuit conduction .
MODEL IMPLICATION
TECHNICAL SPECIFICATION
|
Model Pecificatio
ltem |
GN30-12/400-12.5 |
GN30-12/630-12.5
|
GN30-12/1000-12.5 |
GN30-12/1250-12.5 |
|
GN30-12D/400-12.5 |
GN30-12D/630-12.5
|
GN30-12D/1000-12.5
|
GN30-12D/1250-12.5 |
||
Rated voltage(KV) |
12 |
||||
Rated current (A) |
400 |
630 |
1000 |
1250 |
|
Rated short-time withstand current(KA) |
12.5 |
20 |
31.5 |
||
Rated short-circuit durations (S) |
4 |
||||
Rated peak withstand current(KA) |
31.5 |
50 |
80 |
||
Rated insulating level |
Lightning imulse withstand voltage(KV) |
Phase to phase/to earth:75/across open contacts:85 |
|||
1min.PF withstand voltage(KV) |
Phase to phase/to earth:42/across open contacts:48 |
||||
OVERALL DIMENSION
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