US$1,500.00-1,800.00
|
1 Piece
(MOQ)
|
Basic Info.
Arc-extinguishing Medium
Vacuum
Function
Conventional Circuit Breaker, Overcurrent Protection
Certification
ISO9001-2000
Rated Short-Circuit Breaking Current
20/25ka
Transport Package
Export Box
Production Capacity
100000PCS/Year
Packaging & Delivery
Package Size
100.00cm * 50.00cm * 25.00cm
Package Gross Weight
120.000kg
Product Description
Our factory
We are professional manufacturer of current transformer ,voltage transformer, Vacuum Circuit Breakers/Recloser,Isolation switches,Dropout Fuse Cut-out,Lightning Arresters,High and Low Voltage Cabinets,Metering Devices,Power Distribution Transformers etc.
General
ZW32-12 Series outdoor AC vacuum circuit breaker is 12kV distribution equipment of 3 phase,50Hz. It's used to connect and break load current,over-load current, and short-circuit current. It's applicable for substations, industry, mining, and urban and rural electric power networks, especially applicable on occasions with frequent operation and automatic power distribution networks.
Model and Meanings
Technical specification |
No. | Item | Unit | Data |
1 | Rated frequency | Hz | 50 |
2 | Rated voltage | kV | 12 |
3 | Rated current | A | 630/1250 |
4 | Rated short-time power frequency withstand voltage | Interphase, to earth(wet) | kV/min | 42/1 |
Interphase, to earth(dry) | 48/1 |
Break(dry) | 34/1 |
Secondary circuit to earth | 2/1 |
5 | Rated lightning impulse withstand voltage | Interphase, to earth | kV | 75 |
Break | 85 |
6 | Rated short-circuit breaking current | kA | 20/25 |
7 | Rated short-circuit making current(peak) | | 50/63 |
8 | Rated short-time withstand current and duration | kA/s | (20/25)/4 |
9 | Rated peak withstand current | kA | 50/63 |
10 | Rated short-circuit breaking current breaking times | Times | 30 |
11 | Rated operating voltage and rated voltage of the auxiliary circuit | V | AC/DC220,DC48,DC24 |
12 | Main circuit resistance | Without isolation | μΩ | ≤80 |
With isolation | | ≤120 |
13 | Mechanical life | Times | 10000 |
Note: If the altitude is over 1000m, the rated insulation level should be modified as appropriate. |
Outline and Dimensions
Test Reports
All products have undergone professional testing and certification.
Our Customer
Our customers are located all over the world.
Photos of Product