MTD165T(82)/MTD265T(87) low-voltage pole-mounted circuit breaker is designed for installation on 10, 11, and 12-meter poles. It is equipped with an adjustable manual operating mechanism and is suitable for low-voltage power distribution applications, with the transformer as the incoming supply and the low-voltage circuit as the outgoing supply. The product features an interchangeable operating mechanism and is designed for installation, manual operation, and maintenance on the pole.
MTD165T(82)/MTD265T(87) low-voltage pole-mounted circuit breaker is designed for installation on 10, 11 and 12-meter poles. It is suitable for low-voltage power distribution applications, with the transformer as the incoming supply and the low-voltage circuit as the outgoing supply. The product adopts an adjustable manual operating mechanism and is designed for reliable installation and operation on poles. It features a simple installation structure and requires no special maintenance. The circuit breaker is equipped with an operating mechanism, guide tubes and linkage components for manual opening and closing operation. It can also be equipped with a replaceable tripping unit for circuit breaker operation and protection.
Main Technical Parameters
Main mechanical parameters of circuit breaker
| Item | Unit | Parameter | |
| Product type | – | Low-voltage pole-mounted circuit breaker | |
| Model | – | MTD165T(82) / MTD265T(87) | |
| Applicable pole height | M | 10 / 11 / 12 | |
| Type of operating mechanism | – | Adjustable manual operating mechanism | |
| Operating mechanism | – | Adjustable manual | |
| Installation type | – | Pole-mounted | |
| Conductor | – | Aluminum or copper | |
| Tripping unit | – | Replaceable | |
| Tightening torque | Nm | 15 ± 2 | |
| Mechanical test | – | Opening and closing operation | |
| Conductor cross-section for MTD165T | mm² | 35 / 40 | |
| Rated line charging breaking current | mm² | 50 / 70 | |
| Earth connection | – | Earth conductor connected to the earth terminal | |
| Intermediate holes of lower tube | mm | E = 300 | |
| Lower tube mounting rods | – | 2 × M10 × 410 | |
| Control plate mounting rods | – | 2 × M10 × 500 | |
| Cover mounting rod | – | M12 × 275 | |
| Maximum rod protrusion | mm | 50 | |
| On-pole guide position | – | SOS | |
| Tripping unit | – | Replaceable | |
| Tripping unit screw tightening torque | Nm | 8 ± 2 | |
| Functional test | – | Opening and closing operation test | |
| Special maintenance | – | Not required | |
◆ The circuit breaker is a low-voltage pole-mounted type, designed for installation on 10, 11 and 12-meter poles. It is equipped with an adjustable manual operating mechanism for opening and closing operation.
◆ The operating mechanism is interchangeable and is equipped with guide tubes and linkage components for reliable mechanical operation.
◆ The circuit breaker is suitable for transformer incoming supply and low-voltage outgoing circuits in low-voltage power distribution systems.
◆ The product adopts a pole-mounted installation structure, with mounting rods, guide tubes and linkage components provided for installation and operation.
◆ The circuit breaker is equipped with a replaceable tripping unit, which can be installed or replaced as required.
◆ The product has a simple installation structure, and functional tests can be carried out after installation to verify the opening and closing operation.
◆ The operating mechanism can be adjusted according to the pole installation position, making on-site installation and adjustment convenient.
◆ The product requires no special maintenance, reducing the maintenance workload during operation.
DISJONCTEUR DE POTEAU TYPE D165T-D256T
RACCORDEMENT ELECTRIQUE
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