Niglon MS800MC-L 800A 4 Pole Changeover Switch
The Niglon MS800MC-L 800A 4 Pole Changeover Switch is a heavy-duty manual changeover switch supplied in a large mild steel enclosure for switching between two electrical supplies in high-current commercial and industrial installations.
The unit has a current rating of 800A at 45°C, with an AC-22A operational rating of 800A at 415V and an AC-23A operational rating of 720A at 415V. Its larger 1200 x 800 x 400mm enclosure provides additional space for high-current cabling and is manufactured from 1.2mm mild steel with an epoxy powder-coated RAL 7035 finish.
When correctly fitted, the enclosure provides IP65 ingress protection. It has a separate enclosure lock, while the switch handle is padlockable and defeatable and accepts up to three padlocks. Earth studs are fitted, with fixing brackets and earth straps included.
Key Features – Niglon MS800MC-L 800A 4 Pole Changeover Switch
- Current rating at 45°C: 800A
- 4 pole manual changeover switch
- Rated operational current AC-22A at 415V: 800A
- Rated operational current AC-23A at 415V: 720A
- Rated insulation voltage Ui: 1000V
- Maximum operational voltage Ue max: 690V
- Rated impulse voltage Uimp: 12kV
- Dielectric strength at 50Hz for 1 minute: 3.5kV
- Rated making capacity at 415V, 0.35pf AC-23A: 7200A
- Rated breaking capacity at 415V, 0.35pf AC-23A: 5760A
- Defeatable handle accepts up to 3 padlocks
- Electrical endurance: 500 operations
- Mechanical endurance: 10,000 operations
Enclosure Specification
- Construction: 1.2mm mild steel
- Finish: epoxy powder coat
- Colour: RAL 7035
- Degree of ingress protection when fitted: IP65
- Overall dimensions: 1200 x 800 x 400mm
- Weight: 72kg
- Terminal width: 40mm
- Terminal hole diameter: 11mm
Standards
- Switch: BS EN 60947-3
- Enclosure: BS EN 61439-1
Included Features
- Separate enclosure lock
- Padlockable and defeatable switch handle
- Earth studs fitted
- Fixing brackets included
- Earth straps included
Compatible Accessories
- 800AUX1/1MC – 1NO/1NC Auxiliary Contact
- 800AUX2/2MC – 2NO/2NC Auxiliary Contact
- A4DOCW – A4 Document Wallet
- MSKL – Cylinder Key Lock
- DBPL – 3mm Double Bit Padlockable Lock
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