Low voltage switchboards are essential components of electrical distribution systems, serving as centralized enclosures for housing and protecting electrical switchgear, control gear, and associated equipment. These switchboards play a critical role in the safe and efficient distribution of electricity within buildings, industrial facilities, and infrastructure projects. Here's an overview of low voltage switchboards:
Main Components:
- Main Incoming Devices: These devices, such as main circuit breakers or main switches, connect the switchboard to the external power supply.
- Distribution Circuit Breakers: These devices distribute power to various loads within the facility. They may include molded case circuit breakers (MCCBs), miniature circuit breakers (MCBs), or air circuit breakers (ACBs).
- Busbars: Busbars provide a conductive path for the distribution of electrical power within the switchboard. They connect the incoming devices to the distribution circuit breakers and other components.
- Metering and Monitoring Devices: These devices measure and display parameters such as voltage, current, power, and energy consumption. They provide essential information for monitoring and managing the electrical system.
- Control Gear: Control gear components, such as contactors, relays, and timers, facilitate the control and automation of electrical circuits within the switchboard.
- Enclosures and Protection: Switchboards are housed in enclosures made of materials such as metal or plastic to provide protection against environmental factors and physical damage. Additionally, various protective devices, such as circuit breakers and fuses, safeguard the switchboard and connected equipment against electrical faults.
Electra Technologies offer vide rage of LV Switchboards as per IEC61439 Standard ranges upto 100kA as follows:
PCC (Power Control Centre)
MCC (Motor Control Centre)
MLDB (Main Load Distribution Board)
SDB (Sub Distribution Boards)
FDB (Final Distribution Boards)
WMDB (Wall Mounted Distribution Board)
APFC (Automatic Power Factor Correction Panels)
DG Syncronizing Panels
Control and Relay Panels
Standard DB's
| Description |
Total Module Cutout
rows x No. of modules per row) |
| 6 Way TPN PPI DB |
8 + 2 x 3 + 4 x 3 |
| 8 Way TPN PPI DB |
8 + 2 x 3 + 6 x 3 |
| 12 Way TPN PPI DB |
8 + 2 x 3 + 10 x 3 |
| Description |
Total Module Cutout
rows x No. of modules per row) |
| 4T40M Flexi PPI DB |
4 x 10 |
| 4T56M Flexi PPI DB |
4 x 14 |
| VTPN DBs for Modular Incomer |
| Description |
Total Module Cutout (Incomer + Outgoing) |
| VTPN DB 4 Ways Modular i-c 63A |
12 + 12 |
| VTPN DB 8 Ways Modular i-c 63A |
12 + 24 |
| VTPN DB 12 Ways Modular i-c 63A |
12 + 36 |
| VTPN DBs for Modular Incomer |
| Description |
Total Module Cutout (Incomer + Outgoing) |
| VTPN DB 4 Ways MCCB i-c 100A |
100 A MCCB + 12 |
| VTPN DB 4 Ways MCCB i-c 160A |
160 A MCCB + 12 |
| VTPN DB 8 Ways MCCB i-c 100A |
100 A MCCB + 24 |
| VTPN DB 8 Ways MCCB i-c 160A |
160 A MCCB + 24 |
| VTPN DB 8 Ways MCCB i-c 250A |
250 A MCCB + 24 |
| VTPN DB 12 Ways MCCB i-c 100A |
100 A MCCB + 36 |
| VTPN DB 12 Ways MCCB i-c 160A |
160 A MCCB + 36 |
| VTPN DB 12 Ways MCCB i-c 250A |
250 A MCCB + 36 |