3RA22201KB240AP0

The 3RA2220-1KB24-0AP0 belongs to the SIRIUS 3RA22 series S0 size fuseless forward and reverse starter combination. It has a rated insulation voltage of 690V, a control coil of 230V AC, and an IP20 protection rating. It is suitable for use on the forward and reverse control panel of a three-phase motor.

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Product Positioning

The 3RA2220-1KB24-0AP0 is a fuseless forward and reverse motor starter combination from the Siemens SIRIUS 3RA22 series S0 size. It integrates motor starter protection with forward and reverse contactors, making it convenient for switchboard design and installation.

Core Product Advantages and Features
Fuse-free design
Replacing traditional fuses with motor starter protection reduces the complexity of selection and spare parts.
Forward and reverse mechanical interlock
Built-in mechanical and electrical interlocks prevent short circuits caused by simultaneous operation of two sets of contactors.
S0 size space efficiency
Compared to large starters, it saves more panel space and is suitable for small and medium-sized three-phase motor applications.
project Specification
Product Type Fuseless forward and reverse load feeder combination (motor starter)
size S0
Rated insulation voltage 690V AC
Extreme number 3 poles
Protection level IP20
Control voltage (coil) 230V AC 50/60Hz
Short circuit protection type Fuse-free type, using a motor starter to achieve Type of Coordination 1/2
Installation method Rail or busbar installation
Mechanical/Electrical Interlocking Built-in forward and reverse mechanical and electrical interlocks
Product Series SIRIUS 3RA22 series