| SENTRON, transfer switching equipment 3KC, manually operated, MTSE, size: 3, 4-pole, Iu: 250 A, Ue AC: 415 V, Ie at AC-33 B at 415 V: 250 A, Ie at AC-23 A at 690 V: 250 A, screw mounting, front operating mechanism, at the left end, without handle, busbar connection |
| Model |
| Product brand name | SENTRON |
| Product designation | 3KC transfer switching equipment |
| Design of the product | manually operated |
| Type of the driving mechanism / motor drive | No |
| Number of poles | 4 |
| Type of device | fixed mounting |
| Position / of the switch operating mechanism | at the left end |
| Insulation voltage | |
| rated value | 1 000 V |
| Overvoltage in percent / relative to the operating voltage / at AC / at 50/60 Hz | 5 % |
| Protection class |
| Protection class IP | IP00 |
| Protection class IP | |
| with closed switch / with cover or cable lug cover | IP20 |
| on the front | IP00 |
| Dissipation |
| Power loss [W] / for rated value of the current / at AC / in hot operating state / per pole | 7 W |
| Current / at AC / rated value | 250 A |
| Continuous current / rated value | 250 A |
| Main circuit |
| Operating power | |
| at AC-23 A / at 400 V / at 50/60 Hz / rated value | 132 kW |
| at AC-23 A / at 500 V / at 50/60 Hz / rated value | 160 kW |
| at AC-23 A / at 690 V / at 50/60 Hz / rated value | 220 kW |
| Operating voltage | |
| at AC / at 50/60 Hz / rated value | 415 V |
| Auxiliary circuit |
| Number of connected NC contacts / for auxiliary contacts | 0 |
| Number of connected NO contacts / for auxiliary contacts | 0 |
| Number of connected CO contacts / for auxiliary contacts | 0 |
| Number of CO contacts / for auxiliary contacts | 0 |
| Number of NC contacts / for auxiliary contacts | 12 |
| Number of NO contacts / for auxiliary contacts | 12 |
| Product feature / interlock | No |
| Short circuit |
| Short-circuit current making capacity (Icm) / for switch disconnector | |
| at AC 415 V / without fuse link / acc. to IEC 60947-6-1 / rated value / minimum | 36 kA |
| Connections |
| Type of electrical connection | |
| for main current circuit | busbar connection |
| Mechanical Design |
| Height | 164 mm |
| Width | 279 mm |
| Depth | 197.2 mm |
| Mounting type | screw fixing |
| Mounting type | |
| front mounting with 4-hole attachment | No |
| front mounting with central attachment | No |
| rail mounting | No |
| Net weight | 6 500 g |
| Environmental conditions |
| Ambient temperature | |
| during operation / minimum | -25 °C |
| during operation / maximum | 70 °C |
| during storage / minimum | -50 °C |
| during storage / maximum | 80 °C |
