High pressure measurement

Product details:

A, the overall casting high voltage metering box performance overview

JLSZV - 10 overall pouring high-pressure combination of dry type transformer (integral casting high voltage metering box) is on the basis of similar products, which is suitable for rated frequency 50 hz, rated voltage 10 kv outdoor communication for power system of active and reactive power energy metering, is the ideal substitute of the old oil metering box products products.

JLSZV - 10 overall pouring high-pressure combination of dry type transformer (whole casting high voltage metering box) voltage transformer current resistance, ageing resistance outdoor use special epoxy resin vacuum casting and become, use the umbrella skirt appearance, large surface creepage distance, rainproof, dustproof, corrosion resistance is the ideal substitute of urban and rural power grid renovation.

Second, the overall casting high voltage metering box technical parameters

Accurate rating: 0.2 S, 0.2, 0.2 S

V rated voltage ratio: 10000/100 v, 10000/100

Rated primary current: 5 ~ 1000 a

The rated secondary current: 5 a or 1 a

Nominal capacity: voltage parts: 0.2 on the Richter scale, 20 va

Current parts: 0.2 S, 0.2, and 10 va

Rated short-time thermal current ratio: 100 i1n / 1 s

Multiple rated short-time dynamic stability: 250 i1n

Three, the overall casting high voltage metering box product executive standard

1. The national standard GB1207-2006 voltage transformer;

2. National standards GB1208-2006 current transformer;

3. The national standard GB311.1-1997 high voltage power transmission and transformation equipment insulation coordination.

4. The national standard GB17201-2007 combined transformer.

Four, the overall casting high voltage metering box using conditions

1. JLSZV - 10 overall pouring high-pressure combination of dry type transformer (whole casting high voltage metering box) is suitable for the frequency of 50 hz 10 kv and 6 kv three-phase ac power system;

2. The environment temperature: - 40 ℃ ~ + 40 ℃;

3. The air relative humidity: on average 90 or less;

4. Altitude: not more than 2000 m;

5. The ambient air should not be polluted by corrosive gas or flammable gas;

6. Creepage distance: 340 mm.