Products

Lightning & Surge Protection

NOVARIS SURGE FILTER 3P+N+PE 50kA SFM3-125-50-275

Product Code: SFM3-125-50-275

The Surge filter is a 3 phase device designed for protection against voltage surges. It has a nominal voltage of 230 VAC and a maximum continuous operating voltage of 275VAC. The surge filter can handle a maximum discharge current of 50kA (L-N) at 8/20ms and a nominal discharge current of 20kA (L-N) at 8/20us. It also has a maximum discharge current of 6.25kA at 10/350us. With a maximum load current of 125A, the surge filter provides high-level protection with the lowest let through voltage. It features all mode protection and LED status indicators per phase. The device is panel mountable and comes with an IP20 rating. One notable feature is the series connection fail-safe alarm contact, which allows for remote monitoring. Installing the surge filter at a main switchboard will ensure that all connected downstream equipment is protected from voltage surges. Overall, the Surge filter offers reliable and comprehensive protection against voltage surges, making it an ideal choice for engineers seeking to safeguard their electrical systems.

Technical Specifications

Maximum Load Current - I? (A) 125
Voltage Protection Level (3kA 8/20µs) - Up (kV) <0.36 (L-N)
Brand NOVARIS
Connection Type Series
Degree of Protection IP20
Dimensions (mm) 450H x 390W x 190D
Lightning Impulse Current (10/350 µs) - Iimp (kA) 6.25
Maximum Continuous Operating Voltage MCOV AC (V) 275 (L-N)
Maximum Discharge Current (8/20µs) - Imax (kA) 50
Mounting Type Panel
No. of Phases 3
No. of Poles 3P+N+PE
Nominal Discharge Current (8/20µs) - In (kA) 20
Nominal Voltage AC (V) 230
Operational Temperature Range (°C) -40 to 70
Series SFM3
Standards and Approvals IEC 61643-11, AS/NZS 1768

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