Features:
- Self developed air blast arc quenching technology.
- Viewing window to analyze contact position.
- Tripping arrangements : Remote trip, Manual, Shunt coil & Fuse trip arrangement.
- Space heater with thermostat.
- Indicating Lamps & illumination Lamp.
- Available in both Indoor and Outdoor version.
Interlocks:
- Access to the HT HRC Fuse chamber is possible only after switching OFF the main switch.
- The inner door will not be able to open when Main switch is in ON condition.
- The main switch and the earth switch are mechanically interlocked such that the earth
- Switch can be switched ON only after main switch has been switched OFF & vice versa.
Design Specifications:
| DESCRIPTION | PARAMETERS | |
|---|---|---|
| Panel Type Designation | SLSA 12 | SLCM 12 |
| Type of Operating Mechanism | Sprign Assisted | VCB Mechanism |
| Operating Method | Manual | Manual / Motor |
| Charging Motor Rating | ---- | 22OVAC/DC, 80W |
| Closing Coil Rating | ---- | 11OVDC/22OVAC,200W |
| Weight | 32OKg | 340Kg |
| Fuse Detail | Transformer / Capacitor protection | |
| Fuse Rating | 40 - 200 A | |
| Auxiliary Contact | 3N0 + 3NC | |
| Phase - Phase Distance | 165mm (Insulated) | |
| Panel height | 1820mm | |
| Panel Depth | 1460mm | |
| Panel Width | 700 mm | |
| Structure | 2mm sheet with Powder painting RAL:7032 | |
| Installation | Indoor & Outdoor | |
| Cable termination IN & OUT | Bottom cable entry | |
Technical Specifications:
| DESCRIPTION | PARAMETERS | |
|---|---|---|
| Type of break | Air | |
| Rated Voltage | 12 KV | |
| Nominal System voltage | 11 KV | |
| Rated Current | 630/800 A | |
| Power Freq. withstand Voltage | 28 KV rms | |
| Impulse Withstand Voltage | 340Kg | |
| Rated Frequency | 50/60 Hz | |
| Number of Phases | 3 | |
| Rated Short time withstand Current | 25KA/1 Sec | |
| Rated making Capacity | 63 KA | |
| Panel height | 1820mm | |
| Panel Depth | 1460mm | |
| Panel Width | 700 mm | |
| Structure | 2mm sheet with Powder painting RAL:7032 | |
| Installation | Indoor & Outdoor | |
| Cable termination IN & OUT | Boftom cable entry | |
Available Combinations:
| DESCRIPTION | TYPE DESIGNATION | CONFIGURATION |
|---|---|---|
| Ring Feeder or Incomer | Indoor/Outdoor | Load Break Switch + Earth Switch (LBS+ES) |
| Ring Feeder or Incomer with Earth Leakage Relay | Load Break Switch + Earth Switch with CBCT & Earth Leakage Relay (LBS+ES+ELR) | |
| Tee-Off Feeder or Outgoing | Load Break Switch + HT HRC Fuse + Earth Switch (LBS+FT+ES | |
| Tee-Off Feeder or Outgoing | Load Break Switch + HT HRC Fuse + Earth Switch with CBCT & Earth Leakage Relay (LBS+FT+ES+ELR) |
ADVANTAGES :
- Safe due to direct access to live parts is not possible.
- Used in RMU with Multi panel configuration.
- Main switch & Earth switch are mechanically interlocked.
- Easy to access the Fuse in HT Fuse Chamber.
- Easily repairable on site.
- Completely door closed operation for operator safety.
- Reliable & Robust Mechanism.