Solid Back Plate: The enlarged back plate with a 1.37" rail design increases the contact area with the wall, making it more secure and convenient to hang on the wall. Round Corners: Compared with traditional square corners, an arc design without a burr can better care for your skin. Application It is suitable for AC 50/60HZ, rated voltage 230V, rated current below 100A (2-wire)- live wire, a neutral wire, dual power grid, etc. The normal power source is municipal power or UPS, while the standby power source can be a municipal generator, solar power, inverter, and UPS. It can only be applied to public utilities or generators. Specification Model: Q4-125/2P Color: White Style: Modern Shapes: Rectangular Number of Items: 1 Material: Plastic, Red Copper, Silver Type of Installation: 35mm/1.37inch DIN Rail Mount Type: Horizontal or Vertical Switch Type: Secondary Distribution Operation Mode: Automatic and Manual Display Function: Indicator Light Display Electrical Level: PC Level Isolation Type Pole: 2P Use Level: AC-31B Rated Current: 100A Rated Voltage: AC 230V Insulation Voltage: AC 690V Rated Frequency: 50Hz/60Hz Contact Capacity: AC220V 50Hz Rated Short Circuit Current: 50kA Rated Impulse Withstand Voltage: 8kV SCPD (Fuse): RT16-00-63A Service Life: Electrical: 2000 Times; Manual Operation: 5000 Times Rated Control Voltage Us: AC220 V 50Hz Normal Working Conditions: 85% Us-110% Us Auxiliary Circuit: 2 Independent Relays, Each Containing 2 Sets of Transformer Contacts Touch Time: