Application:
YBW-12 series prefabricated substation is suitable for AC50HZ, 3.6-12KV power system, as a power of acceptance and distribution. It is widely used in industrial and mining enterprises, residential quarters, hospital, mall, high-rise buildings and other distribution systems.
Executive Standard:
Standard number | Description |
GB3906-2006 | 3-35KV AC metal-enclosed switchgear |
GB7251-2013 | Low voltage switchgear and controlgear |
GB17467-2010 | High/Low voltage prefabricated substation |
GB1094-1996 | General power transformer(The first part) |
Product Description:
Features:
1) Smaller occupied area
2) Firm and reliable
3) Easy to move, beautiful and practical
4) Its cost is low, and the installation period is short
Operating Conditions:
NO. | Description | Requirement |
1 | Ambient temperature | -30°C—+40°C |
2 | Daily average temperature(Within 24h) | ≤35°C |
3 | Altitude(Indoor installation) | ≤1000Meter(Normol) |
4 | Average daily relative humidity | ≤95°C |
5 | Average monthly relative humidity | ≤90°C |
6 | Earthquake intensity | ≤Level 8 |
7 | Inclination(Vertical installation) | ≤3° |
Particular attention:
*Ambient air is not contaminated by corrosion or flammable gas, water vapor, etc.
*The product shall be installed in a place where there is no severe vibration.
*When customers have special requirements, we can negotiate to provide special custom services.
Technical Parameter:
NO. | Description | Unit | HV equipment | LV equipment | Transformer |
1 | Rated voltage | KV | 12 | 0.4 | 0.4 |
2 | Rated current | A | 630 | 2000 | 72.2-1820 |
3 | Rated frequency | HZ | 50 | 50 | 50 |
4 | Rated breaking current | KA | 31.5 | 30-50 | _ |
5 | Rated short-time withstand current(4s) | KA | 20 | _ | _ |
6 | Rated short-circuit making current | KA | 50 | 50 | 50 |
7 | Power frequency withstand voltage(1min) | KV | 48/42 | 1.5/1.89 | 38 |
8 | Protection degree | / | IP30 | IP30 | IP23 |
China