Description:
Labyrinth arc extinguisher prevents the spread of arcs in current surges. Built-in double row moving contacts increase the arc voltage. Easy to install accessories realize multiple protections (excitation, auxiliary, alarm, etc.). Base is made of DMC material VO flame retardant.
Technical Specifications:
- Brand: Suntree
- Model: SM8-250HPV/2
- Rated service current Ie: 100A
- Rated service voltage Ue: 1000VDC
- Rated insulation voltage Ui: 1500V
- Rated impulse withstand voltage Uimp: 12kV
- Numbers of poles: 2
- Trip type: Thermal magnetic (thermal magnetic non adjustable) TMD fixed
- Manufacturing standards: GB14048.2, IEC/EN 60947-2
- Use category: A(PV-1)
- Current shell frame In: 250A
- Breaking type: H
- Ultimate short circuit breaking capacity Icu: Ue1000v 20kA
- Rated service short-circuit breaking capacity lcs: 75%ICU
- Curent setting Ir: 1In
- Instantaneous short circuit protection LiMechanical life: 6In (Min 1000A)
- Mechanical life: 10000Times
- Electrical life: 2000Times
- Overall dimensions L×W×H: 90×200×86mm
- Installation mode: Fixed
- Ingress protection: Wiring terminal:IP20/all sides:IP40
- Relative humidity: Not more than 95% at +50C
- With wiring polarity requirements or not: NO
- Class of pollution: Level 3
- Service temperature: -40℃-+75℃
- Operation indications: ON/OFF indication
- Whether the trip is adjustable: ON
- Electrical accessories: Option; shunt/auxiliary/alarm (note: only one set of auxiliary, alarm and shunt can be installed on the left and right side) 2P only on the left side
- Isolating function: Yes
