ZN63S-24(VSI+)Indoor High Voltage AC Vacuum Circuit Breaker
Product Details:
| Place of Origin | Zhejiang, China (Mainland) |
|---|
Detailed Product Description
ZN63S-24(VSI+)Indoor High Voltage AC Vacuum Circuit Breaker
General
ZN63S-24(VSI+)indoor high voltage AC vacuum circuit breaker is a kind of indoor switchgear of electric system of 24KV.It is used as protection and control element in electric wire netting system,power equipment of industrial and mineral enterprises,Because of special advantage,vacuum circuit breaker can operate frequently or place of multi-breaking short circuit.
Vancuum circuit breaker adopts the design of integrating the operating mechanism with the breaker,available for serving as permanently installed unit,or as hand-trolley unit after equipped with underframe.
The breaker conforms to the national standards of GB1984-2003"High Voltage AC Circuit Breaker",DL/T403-2000"Technical Conditions for Ordering AC High voltage vacuum circuit breaker",DL/T403-2000"Technical Conditions for ordering 12-40.5KV High voltage vacuum circuit breaker",IEC62271:100"High voltage AC circuit breaker"and through the pattems test of quality supervision and inspection center of high voltage electrical equipments.
Technical Data
Table 1 Main technical parameters
| No. | Item | Unit | Value | ||||
| 1 | Rated voltage | KV | 24 | ||||
| 2 | Rated insulation level | 1min power frequency withstand voltage | KV | 65 | |||
| Lighting impact withstand voltage(peak value) | 125 | ||||||
| 3 | Rated frequency | HZ | 50/60 | ||||
| 4 | Rated current | A | 630,1000,1250,1600,2000,2500 | ||||
| 5 | Rated short circuit breaking current | KA | 20 | 25 | 31.5 | ||
| 6 | Rated short circuit making current(peak value) | KA | 50 | 63 | 80 | ||
| 7 | Rated short time withstand current | KA | 20 | 25 | 31.5 | ||
| 8 | Rated peak time withstand current | KA | 50 | 63 | 80 | ||
| 9 | Rated short circuit lasting time | s | 4 | ||||
| 10 | Rated operating sequence | O-0.3s-CO-180s-CO O-180s-CO-180s-CO | |||||
| 11 | Rated charge current of breaking/making cable | A | 31.5 | ||||
| 12 | Breaking time rated short circuit current | Time | 50 | ||||
| 13 | Breaking time | ms | ≤80 | ||||
| 14 | Mechanical life | Time | 20000(M2 grade) | ||||
| 15 | Classify according to electricity life | E2 grade | |||||
| 16 | Classify according to capacitance | C2 grade | |||||
| 17 | Accumulated permitted wearing thickness of moving and static contact-head | mm | 3 | ||||
Table 2 mechanical feature parameter
| No. | Item | Unit | Value |
| 1 | Open distance between contact-head | mm | 14±1 |
| 2 | Over travel | mm | 3.5±1 |
| 3 | Average switch-on speed | m/s | 1.0±0.2 |
| 4 | Average switch-off speed | m/s | 1.3±0.2 |
| 5 | Switch-on time | ms | 35~70 |
| 6 | Switch-off time | ms | 20~50 |
| 7 | Contact-head switch-on bounce time | ms | ≤2 |
| 8 | Different time of switch-on/off of 3 phase | ms | ≤2 |
| 9 | Each phase electric loop resistance | μΩ | ≤50(630A)≤45(1250A)≤35(1600~2000A) |
| 10 | Center distance of phase | mm | 210 |
| 11 | Contact-head pressure | N | 2400±200(20KA,25KA)3100±200(34.5KA) |
| 12 | Anti-rebound value of contact-head | mm | ≤2.5 |
Table 3 operation tecnical parameter
| No. | Item | Unit | Value | |
| 1 | Rated operation voltage | Switch-on winding | V | AC110,AC220, DC110,DC220 |
| Switch-off winding | ||||
| 2 | Working current | Switch-on winding | A | AC220/DC220:1.1 AC110/DC110:3.3 |
| Switch-off winding | ||||
| 3 | Energy storage motor power | W | 70 | |
| 4 | Rated voltage of energy storage motor | V | DC:220/DC:110 | |
| 5 | Energy storage time | s | ≤10 | |
ZN63S-24(VSI+)Indoor High Voltage AC Vacuum Circuit Breaker
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Company Info
Andeli Group Co., Ltd.
[China (Mainland)]
[Verified Member]
City: Wenzhou
Province/State: Zhejiang
Country/Region : China (Mainland)
Business Type:Manufacturer
Online Postings: Products