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描述
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描述
Product description:
Main characteristics:
Parameters:
- For installation at LPZ 0 -1 or higher.
- Protect low voltage equipment from surge damages.
- Applied in pluggable SPD Class II (Class C) for TT and TN power supply system.
- Designed according to IEC 61643-1 / GB 18802.1.
Main characteristics:
- Small volume, pluggable.
- Quick response.
- Double thermal disconnector devices, providing reliable protection.
- Multifunctional terminal for connecting conductors and bus bars.
- Green window will change when fault occurs and also provide remote alarm control contact at the same time.
- Durable housing.
- Simple installation.
- Provide reliable surge protection.
Parameters:
- Type: BT PCM TT1+1 275 RM.
- Art. number: 810 803.
- Rated voltage (maximum continuous voltage) Uc: 275V~ (L-N) 255V~ (N-PE).
- Lightning impulse current (10/350µs) Iimp: 20kA (N-PE).
- Nominal discharge current (8/20µs) In: 20KA (L-N) 40kA (N-PE).
- Maximum discharge current (8/20µs) Imax: 40kA (L-N) 65kA (N-PE).
- Voltage protection level Up: ≤1.25kV (L-N).
- Response time tA: ≤25ns (L-N).
- Maximum back up fuse: 125AgL/gG.
- Operating temperature range Tu: -40°C~+80°C.
- Cross-sectional area: 25mm2 solid/35mm2 flexible.
- Mounting on: 35mm DIN rail.
- Enclosure material: purple (module)/light gray (base) thermoplastic, UL94-V0.
- Dimension: 2 mods.
- Test standards: YD/T 1235.1; GB 18802.1; IEC 61643-1.
- Certification: CE (LVD, EMC).
- Type of remote signaling capacity: switching contact.
- Switching capacity: AC:250V/0.5A;DC:250V/0.1A;125V/0.2A;75V/0.5A.
- Cross sectional area for remote signaling contact: maximum 1.5mm solid.
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