MVR 0.44-10KA ABB

The MVR 0.44-10KA is a surge protection device designed and manufactured by ABB. It provides reliable protection for electrical equipment against the effects of transient overvoltages caused by lightning strikes, switching operations, and other disturbances in the power supply system.

Product Parameters

• Rated Voltage: 230/400V AC
• Maximum Continuous Operating Voltage: 275/475V AC
• Nominal Discharge Current: 10kA (8/20μs)
• Maximum Discharge Current: 20kA (8/20μs)
• Response Time: < 25ns
• Protection Level: < 1.5kV (L-PE)/< 1.2kV (N-PE)
• Operating Temperature: -40°C to +80°C
• Mounting: DIN rail mounting

Specifications

• Type: Type 2
• Standards: IEC 61643-11, EN 61643-11, UL 1449 4th Edition
• Connection Capacity: 35mm²
• Degree of Protection: IP20
• Housing Material: Thermoplastic, UL94-V0
• Dimensions (W x H x D): 36mm x 90mm x 67mm
• Weight: 160g

Application Field

The MVR 0.44-10KA is suitable for a wide range of applications, such as:

• Residential, commercial, and industrial buildings
• Telecommunication facilities
• Renewable energy systems
• Transportation systems (railways, airports, and seaports)
• Medical facilities
• Data centers and server rooms
• Oil and gas facilities

With its high level of protection and compact design, the MVR 0.44-10KA is a reliable and cost-effective solution for protecting equipment and systems against transient overvoltages.