DEHNguard DG M YPV 1200 FM Type 2 Surge Protective Device for Photovoltaic Systems 952565

With a maximum continuous operating voltage of 1200 V DC and a nominal discharge current of 20 kA, the DEHNguard DG M YPV 1200 FM provides robust protection for photovoltaic installations against surge voltages.

Overview

The DEHNguard DG M YPV 1200 FM is a Type 2 surge protective device designed for use in photovoltaic systems. It features Y-connection protection between L+/L- and PE, with a 3-pole configuration and remote signaling contact for status monitoring.

What stands out

• High voltage rating: 1200 V DC continuous operating voltage
• Strong discharge capacity: 20 kA nominal and 40 kA maximum discharge current
• Integrated disconnector and visual status indication
• Remote signaling contact (FM) for integration into monitoring systems
• Wide operating temperature range: -40 °C to +80 °C

Technical details

• SPD type: Type 2
• Max. continuous operating voltage (Uc PV): 1200 V DC
• Nominal discharge current (In): 20 kA (8/20 µs)
• Max. discharge current (Imax): 40 kA (8/20 µs)
• Voltage protection level (Up): ≤ 4.5 kV
• Protection path: Y-connection (L+/L- to PE)
• Number of poles: 3-pole
• Remote signaling contact: Yes (FM)
• Short-circuit withstand capability (Iscpv): 1000 A DC
• Mounting: 35 mm DIN rail
• Degree of protection: IP20
• Response time: < 25 ns
• Max. conductor cross-section: 35 mm² (stranded) / 25 mm² (solid)
• Protection technology: Varistor-based
• Integrated disconnector: Yes
• Housing material: Thermoplastic, flame-retardant

Our verdict

The DEHNguard DG M YPV 1200 FM is a reliable surge protection solution for photovoltaic systems, offering high discharge capacity and remote monitoring capabilities.