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ZN28-12 Indoor Vacuum Circuit Breaker
Selection Operating conditions 1. The environment temperature: upper limit +40℃, lower limit -15℃; 2. Altitude: ≤2000m; 3. Relative humidity: daily average value is not greater than 95%, monthly average is not greater than 90%; 4. Earthquake intensity: less than 8 degrees; 5. No fire, explosion, pollution, chemical corrosion and severe vibration place. Technical data Item Unit Parameter Parameters of voltage, current, life Rated voltage kV 12 Rated short time power frequency with...
LCT Current Transformer
Technical data 1. Operating environment a. Environmental temperature: -20℃~50℃; b. Relative humidity: ≤90% c. Atmospheric pressure: 80kpa~200kpa; 2. AC voltage: 66kV~4000kV; 3. Zero-sequence current:Primary side~36A (customize for 36A or above, secondary side 20~30mA) 4. Electric network frequence: 50Hz; 5. The terminal used with ML98 device-using explanation; System primary zero-sequence current(A) Selected terminal 1≤10＜6 S1, S2 6≤10＜12 S1, S3 12≤10＜36 S1, S4 6. Secondary loa...
JN15-12 Indoor Grounding Switch
Selection Operating conditions 1. Ambient temperature:-10~+40℃ 2. Altitude: ≤1000m (sensor height:140mm) 3. Relative humidity: Day average relative humidity ≤95% Month average relative humidity ≤90% 4. Earthquake intensity: ≤8degree 5. Dirtiness degree: II Technical data Item Units Data Rated voltage kV 12 Rated short time withstand current kA 31.5 Rated short circuit withstand time s 4 Rated short circuit making current kA 80 Rated peak withstand current kA 80 Rated 1min powe...
ZN23-40.5 Indoor Vacuum Circuit Breaker
Selection Operating conditions 1. The environment temperature: upper limit +40℃, lower limit -15℃ (cold area -25℃); 2. Altitude: not more than 2000m; 3. Relative humidity: daily average value is not greater than 95%, monthly average is not greater than 90%; 4. Saturated steam pressure: daily average value is not higher than 2.2 × 10 -3 Mpa,monthly average is not higher than 1.8×10-3 Mpa; 5. Earthquake intensity does not exceed 8 degrees; 6. No fire, explosion, pollution, chemical corrosion a...
ZN63(VS1)-24 Indoor Vacuum Circuit Breaker
Selection ZN63 - 24 P / T 630 - 25 HT P210 Name - Rated voltage(KV) Pole type / Operating mechanism Rated current(A) breaking current(KA) - Rated short-circuit Installation Main circuit wiring direction Indoor vacuum circuit breaker - 24:24KV No mark: Insulating cylinder type P: Solid-sealing type / T: Spring type 630 1250 1600 2000 2500 3150 4000 - 20 25 31.5 40 HT:Handcart type FT:Fixed type P210 P275 Note: Zn63 (S) adopts a double spring integral mechanism by default. If...
GW1 Outdoor Isolation Switch
Selection Operating conditions 1. The altitude above sea level: 2000m 2. The ambient air temperature: -40℃~40℃ wind speed does not exceed 35m/s. 3. The earthquake intensity does not exceed 8 degrees. 4. The working situation is without frequent violent vibration. 5. The installation site of ordinary type isolator s hould be kept away from gas, smoke chemical deposition, salt-spray fog, dust and other explosive and corrosive maters that affect seriously insulation and conduction capability of...

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