The Spamel SPMO40B+C\3P-PV1000 varistor surge protector is designed for 3P PV installations and provides T1+T2 (Class B+C) protection against direct lightning strikes, as well as induced and transient overvoltages.

• Maximum continuous PV voltage (UCPV): 1000V DC
• Nominal discharge current In (8/20μs): 20 kA
• Maximum discharge current Imax (8/20μs): 40 kA
• Impulse discharge current Iimp (10/350μs): 7 kA
• Protection level Up: ≤ 4.5 kV
• IP rating: 20
• Humidity Rh: ≤ 95%
• Operating temperature: -40°C ... +80°C
• Response time tA: ≤ 25 ns
• Base: PA6, UL94-V0 flammability test
• Insert: PBT, UL94-V0
• Terminal tightening torque: 4 Nm
• Conductor cross-section (rigid): 1.5 mm² ... 35 mm²
• Conductor cross-section (flexible): 1.5 mm² ... 25 mm²
• Remote fault indication: yes
• Standard: IEC/EN 61643-31