Surge Protection For Solar Cells, Type 2, Malmbergs 5271705

Description

Intermediate protection for solar cell systems for protection on the DC side. Should be combined with surge protection for the AC side after the inverter. One surge protector per string is required during installation. The earth conductor must be routed the shortest possible way to the earth connection. Installed parallel to incoming line. Triggered protection by visual indication. Supplied with changing alarm relay.

Specifications

• Connection : PZ2
• Connection area : 4-35 mm²
• Width : 54 mm
• Operating temperature : -40°C - +80°C
• Alarm relay : Yes
• Max. discharge capacity : 40kA, 8/20µs
• Max. continuous operating voltage : 1000V (DC)
• Rated discharge current: 20kA, 8/20μs
• Number of poles: 3 (+/-/PE)
• Reaction time: <25ns
• Residual voltage : <4kV kV
• Test class : 2 (EN 61643-11)
• Residual voltage : <1.3 kV
• Test class : 2 (EN 61643-11)
• Tightening torque : 3.5Nm