Low Voltage Switchboard

Classification: Switchboard
Number of Views: 54次
Date of issue: 2023-06-26 17:06:03

Product overview:- Used for power or lighting distribution in power distribution systems such as three-phase three-wire, three-phase four-wire, three-phase five-wire and so on under three-phase AC 500V
- Rated AC frequency 50Z /60HZ, maximum operating voltage to 660V, rated current 800A
- High reliability of operation verification in more than 50 countries and regions around the world
- Mainly used in power generation enterprises, industrial and mining enterprises and other fields
- The electrical performance conforms to GB7251 and IEC60439

Get Quotes Now！

Product advantages

Product parameters

Ordering instructions

Product advantages

Leading technology
- Standard anti-corrosion and salt spray environment scheme, meet the strict environmental requirements of the site
- Strong generality, can be configured with various brands of circuit breakers at home and abroad, such as CHINt NXBF series, ABB TS200 series, Schneider A9/E9 series, etc
- Compact design, can accommodate more functional units in a smaller space

Cabinet put oneself in another's position
- The whole is made of 1.5-2mm high quality cold rolled hot dip galvanized plate or stainless steel plate welding
- Laser CNC equipment cutting, drilling, bending, ensure processing accuracy
- Size and material can be arbitrarily specified
- External electrostatic epoxy powder coating, 50 years of paint

Functional units
- The door is equipped with voltage, current indicating instrument, signal lamp, button, switch and other main command components
- New rotary load isolation switch is adopted in the box, with load operation front side

Processing and assembly
- Dust-free workshop to ensure insulation
- Assembly workers must be trained for at least 6 months
- Automatic terminal crimping machine for secondary wiring to ensure reliable wiring
- Bolt reinforcement using power tools to ensure proper torque
- The copper busbar is CNC cutting, punching and bending to ensure accuracy
- All kinds of experimental tests before delivery, to ensure the normal operation of equipment

Product parameters

Capacity: 2500kVA American box
Rated voltage: 10kV, 11kV, 13.8kV, 20kV, 33kV, 35kV;
Maximum operating voltage (kV) 38.5kV
Conditions of use:
1. The temperature:
Maximum daily temperature (℃) : 40; Minimum daily temperature (℃) : -25; Maximum daily temperature difference (K) : 25; Average temperature of the hottest month (℃) : 30; Maximum annual average temperature (℃) : 20; Average daily relative humidity (≤%) : 95; Average monthly relative humidity (≤%) : 90
2, altitude (≤m) : 1000
3, solar radiation intensity (W/cm2) : 0.1
4. Maximum ice thickness (mm) : 10
5, 10m high from the ground, maintain 10min average maximum wind speed (m/s) : 35
6. Ground horizontal acceleration (M/S2) : 2
7, installation place: outdoor; 8. Pollution grade: ⅲ

Ordering instructions

The customer shall provide the following information:
- Main loop scheme diagram, secondary loop system diagram and auxiliary circuit control mode
- Equipment layout and distribution room layout
-Brand and model of main electrical components of the equipment
- In and out mode. If a bus bridge is required to connect devices, data such as bus spacing and ground height should be provided.
- Other special requirements can be negotiated with Hengfengyou Electric