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Lightning & Surge Protection

NOVARIS SURGE DIVERTER, DINSAFE, 100KA, 275VAC SDD3-100-275-A

Product Code: SDD3-100-275-A

The Novaris SDD3-100-275-A is a DINsafe surge diverter designed for distribution boards or point of entry protection in small industrial and domestic applications. It offers all mode protection and features thermal sensing to warn of sustained overvoltages without disconnecting the protection. The device includes an LED indicator for power and health status and is housed in a safe metal enclosure to prevent fire or explosion under prolonged overvoltage conditions.

Technical Specifications

Brand NOVARIS
Connection Type Shunt
Degree of Protection IP20
Dimensions (mm) 72W x 70H x 95L
Lightning Impulse Current (10/350 µs) - Iimp (kA) 12.5 (L-N)
Maximum Continuous Operating Voltage MCOV AC (V) 275 (L-N), 260 (N-PE)
Maximum Discharge Current (8/20µs) - Imax (kA) 100 (L-N), 60 (N-PE)
Mounting Type DIN rail
No. of Phases 3
No. of Poles 3P+N+PE
Nominal Discharge Current (8/20µs) - In (kA) 40 (L-N), 50 (N-PE)
Nominal Voltage AC (V) 230
Operational Temperature Range (°C) -40 to 70
Series SDD3
Standards and Approvals IEC 61643-11, AS/NZS 1768, UL 1449, IEEE 62.41.2
Voltage Protection Level (3kA 8/20µs) - Up (kV) <0.8 (L-N), <1.2 (N-PE)
Voltage Protection Level - Up (kV) 1.4 (L-N)
Weight (g) 600

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