Product Description
Siemens 3RA2328-8XB30-1BW4 38 AMP Size S0 reversing contactor with a 48 volt DC coil. This reversing contactor is mechanically interlocked with line and load side wiring harness and each contactor comes with a normally closed base mounted auxiliary contact. Both front mounted auxiliary contacts can be added to the 3RA2328-8XB30-1BW4 along with thermal and solid state overload relays for complete motor protection.
| AMP Rating | 38 AMPS |
| Coil Voltage | 48 volt DC |
| Contactors used | 3RT2028-1BW40 |
| H.P. Rating |
25 H.P. @ 460 volt 10 H.P. @ 230 volt |
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The 3RA2328-8XB30-1BW4 basic units can be extended with various auxiliary switch blocks, depending on the application: Size S0 (3RT202) Contactors with one NO and one NC contact as the auxiliary contact and with either screw or spring-type connections, identification number 11E, can be extended to obtain contactors with 2, 4 or 5 auxiliary contacts in accordance with EN 50 012 using auxiliary switch blocks. The identification numbers 11E, 22E, 23E and 32E on the auxiliary switch blocks apply to the complete contactors. These auxiliary switch blocks cannot be combined with contactors that have an NC contact in their basic unit, identification number 01, as these are coded.
All size S0 contactors with with two auxiliary contacts, identification numbers 11E, and the contactors with 4 main contacts can be extended to obtain contactors with 3 or 5 auxiliary contacts (contactors with 4 main contacts: 2 or 4 auxiliary contacts) according to EN 50 005 using auxiliary switch blocks with identification numbers 40 to 02. The identification numbers on the auxiliary switch blocks apply only to the attached auxiliary contacts
