ABB Surge Suppressor Unit The ABB OVR series surge suppressor unit is a protective device to ensure that electrical equipment is not damaged by a sudden voltage spike. It has an electrical rating of 275V and 80kA. Type 2 surge protective devices are designed to protect electric installations and sensitive equipment against indirect surges and ensure a low protection level (Up). They are characterized by their capacity to safely discharge current with 8/20μs waveform. Features and Benefits • Back up protection up to 160A fuse or 125A Mcb
• DIN rail mount
• Has 1 protected line
• Improved safety
• Operating temperature ranges between -40°C and 80°C
• Patented QuickSafe technology
• Pluggable
• Protection mode L-N/L-PE
• Safety reserve system
• Voltage protection level at L-Nis 1.4kV/ L-PE is 1.4kV Applications • To protect the systems against transient overvoltage (lightning) Certifications • IEC 61643-11/EN 61643-11