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 1 and Type 1+2 SPDs can be installed at the entrance in the main switchboard for global protection of electrical installations. These surge protective devices are characterized by their capacity to withstand impulse current with a 10/350μs waveform which simulates natural lightning current. Features and Benefits • Back up protection up to 160A fuse or 125A Mcb
• DIN rail mount
• Has 3 protected lines
• Improved safety
• Operating temperature ranges between -40°C and 80°C
• Patented QuickSafe technology
• Pluggable
• Protection mode L-PEN
• Safety reserve system
• Voltage protection level at L-PE is 1.4kV Applications • To protect the systems against transient overvoltage (lightning) Certifications • IEC 61643-11 / EN 61643-11