3TF6933-1DB4 CONTACTOR SIZE 14, 3-POLE
From SIEMENS
| Contactor, Size 14, 3-pole, AC-3, 450 kW, 400/380 V (690 V) Auxiliary switch 33 (3 NO+3 NC) with reversing contactor 3TC4417-4A and series resistor DC economy circuit 24 V DC | ||
| Product designation | Vacuum contactor | |
| Product type designation | 3TF6 | |
| General technical data | ||
| Size of contactor | 14 | |
| Protection class IP | ||
| on the front | IP00 | |
| Reference code acc. to DIN EN 81346-2 | Q | |
| Main circuit | ||
| Number of poles for main current circuit | 3 | |
| Number of NO contacts for main contacts | 3 | |
| Number of NC contacts for main contacts | 0 | |
| Operating current | ||
| at AC-3 | ||
| — at 400 V rated value | 820 A | |
| at AC-4 at 400 V rated value | 360 A | |
| Operating power | ||
| at AC-1 | ||
| — at 400 V rated value | 558 kW | |
| at AC-3 | ||
| — at 400 V rated value | 450 kW | |
| at AC-4 at 400 V rated value | 191 000 W | |
| Control circuit/ Control | ||
| Type of voltage of the control supply voltage | DC | |
| Control supply voltage at DC | ||
| rated value | 24 V | |
| Control version of the switch operating mechanism | conventional | |
| Auxiliary circuit | ||
| Number of NC contacts for auxiliary contacts | ||
| instantaneous contact | 3 | |
| Number of NO contacts for auxiliary contacts | ||
| instantaneous contact | 3 | |
| Installation/ mounting/ dimensions | ||
| Mounting type | screw fixing | |
| Side-by-side mounting | Yes | |
| Height | 295 mm | |
| Width | 230 mm | |
| Depth | 237 mm | |
| Connections/Terminals | ||
| Type of electrical connection | ||
| for main current circuit | screw-type terminals | |
| for auxiliary and control current circuit | screw-type terminals | |
