3TB40
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Siemens - 3TB40 motor starters - contactors
The Siemens 3TB40 is a
3-phase IEC rated contactor
used for the control of electric
motors. It is rated 3 HP at
230V and 5 HP at 460V.
Conforms to IEC 60946
3TB40 3-Pole with AC Coil
Selection Chart:
| Frame Size |
Amp ratings |
Three phase HP ratings |
Auxiliary contacts |
Catalog No. | ||||
|---|---|---|---|---|---|---|---|---|
| UL/CSA | AC3 | AC1 | 230V | 460V | NO | NC | ||
| S0 | - | 9 | - | 3 | 5 | 1 | 0 | 3TB4010-0A |
| 0 | 1 | 3TB4011-0A | ||||||
| 1 | 1 | 3TB4012-0A | ||||||
| 2 | 2 | 3TB4017-0A | ||||||
3TB40 3-Pole with DC Coil
Selection Chart:
| Frame Size |
Amp ratings |
Three phase HP ratings |
Auxiliary contacts |
Catalog No. | ||||
|---|---|---|---|---|---|---|---|---|
| UL/CSA | AC3 | AC1 | 230V | 460V | NO | NC | ||
| S0 | - | 9 | - | 3 | 5 | 1 | 0 | 3TB4010-0B |
| 0 | 1 | 3TB4011-0B | ||||||
| 1 | 1 | 3TB4012-0B | ||||||
| 2 | 2 | 3TB4017-0B | ||||||