Why Choose the ABB OTP45B6M 15kW 6-Pole IP65 Enclosed Switch Disconnector?
The ABB OTP45B6M, manufacturer product code 1SCA022401R6110, is a heavy-duty six-pole plastic enclosed switch disconnector designed for dependable electrical switching and isolation in industrial and commercial installations. Part of the established ABB OTP enclosed switch range, this unit combines a robust six-pole switching mechanism, a durable protective enclosure and convenient external operation for machinery, motor circuits and electrical distribution equipment.
Featuring a 15 kW motor switching capability at 690 V AC under the AC-23A utilisation category, the OTP45B6M is suitable for demanding industrial applications requiring simultaneous disconnection of six electrical conductors. Its six-pole arrangement provides greater switching flexibility than conventional three-pole isolators, making it particularly useful for equipment incorporating multiple circuits or specialised isolation arrangements. The product is specified with a grey operating handle and an IP65-rated enclosure for protected operation in industrial environments.
The ABB OTP45B6M also features metric threaded cable-entry knockouts, a front-operated switching mechanism and a compact enclosure measuring 200 × 145 × 90 mm. The enclosure incorporates provisions for neutral and protective earth conductor termination, while the operating mechanism supports controlled isolation and maintenance procedures. Its combination of industrial switching performance, environmental protection and practical installation features makes it a reliable choice for machine builders, electrical contractors and industrial maintenance teams.
Key Advantages
- Six-pole switching configuration enables simultaneous disconnection of six conductors.
- 15 kW motor switching capability at 690 V AC under AC-23A conditions.
- 22 kW motor switching capability at 415 V AC for appropriately rated applications.
- 45 A AC-23A operational current rating at 380–415 V AC.
- IP65 enclosure protection against dust ingress and water jets.
- Grey operating handle for convenient external ON/OFF operation.
- Cover interlocking arrangement helps control access to the switching mechanism.
- Padlockable OFF position supports maintenance isolation procedures.
- Metric threaded cable entries provide flexible installation options.
- Neutral and protective earth terminals support associated conductor connections.
- Surface-mounted enclosure allows installation close to industrial equipment.
- Auxiliary contact compatibility supports optional switching indication and monitoring.
- Part of the established ABB OTP industrial enclosed switch disconnector family.
Key Features
- Manufacturer: ABB.
- Model: OTP45B6M.
- Manufacturer product code: 1SCA022401R6110.
- Product series: OTP Plastic Enclosed Switches.
- Product type: Enclosed switch disconnector.
- Number of switched poles: 6.
- Motor switching power at 690 V AC: 15 kW, AC-23A.
- Motor switching power at 415 V AC: 22 kW, AC-23A.
- Operational current at 380–415 V AC: 45 A, AC-23A.
- Operational current at 690 V AC: 20 A, AC-23A.
- Enclosure protection rating: IP65.
- Enclosure impact resistance: IK08.
- Handle colour: Grey, as specified.
- Handle arrangement: Front-operated pistol-type handle.
- Operating positions: ON and OFF.
- Enclosure material: Plastic.
- Cable entries: Metric threaded knockouts.
- Cable entry arrangement: 2 × M32 + M16 at the top and bottom.
- Neutral terminal: Fixed neutral terminal.
- Protective earth terminal: Included.
- Auxiliary contacts fitted: None.
- Maximum auxiliary contact arrangement: 2 NO + 2 NC.
- Mounting arrangement: Surface mounting.
- Relevant standards: IEC 60947-1 and IEC 60947-3.
Technical Specifications
- Manufacturer: ABB
- Product series: OTP
- Model: OTP45B6M
- Manufacturer product code: 1SCA022401R6110
- ABB product group: 311004 – Plastic Enclosed Switches (OTP)
- Product description: 15 kW, 6-pole, IP65 plastic enclosed switch disconnector with grey handle
- Product category: Enclosed switch disconnectors
- Number of poles: 6
- Rated operational current (AC-21A, 380–415 V): 63 A
- Rated operational current (AC-21A, 500 V): 63 A
- Rated operational current (AC-21A, 690 V): 63 A
- Rated operational current (AC-22A, 380–415 V): 45 A
- Rated operational current (AC-22A, 690 V): 45 A
- Rated operational current (AC-23A, 380–415 V): 45 A
- Rated operational current (AC-23A, 500 V): 45 A
- Rated operational current (AC-23A, 690 V): 20 A
- Rated motor switching power (AC-23A, 415 V): 22 kW
- Rated motor switching power (AC-23A, 690 V): 15 kW
- Utilisation categories: AC-21A, AC-22A and AC-23A
- Electrical switching function: Manual load switching and isolation
- Operating arrangement: Front operated
- Handle type: Pistol-type operating handle
- Handle colour: Grey, as specified
- Handle position indication: ON/OFF
- Handle locking: Padlockable OFF position
- Cover interlocking: Included
- Interlock override: Defeatable interlock arrangement
- Enclosure material: Plastic
- Enclosure protection rating: IP65
- Enclosure impact resistance: IK08
- Mounting type: Surface mounting
- Cable entry positions: Top and bottom
- Cable entry type: Metric threaded knockouts
- Cable outlets per side: 2 × M32 + M16
- Compression cable glands: Ordered separately
- Main circuit terminal type: Screw clamp
- Main circuit conductor capacity: 1.5–35 mm²
- Main circuit wire stripping length: 13 mm
- Main circuit tightening torque: 2 N·m
- Recommended screwdriver: Pozidriv 2
- Neutral terminal: Fixed neutral terminal included
- Protective earth terminal: Included
- Auxiliary contacts supplied: 0 NO + 0 NC
- Maximum auxiliary contacts: 2 NO + 2 NC
- Enclosure height: 200 mm
- Enclosure width: 145 mm
- Enclosure depth: 90 mm
- Product weight: Approximately 1.6 kg
- Applicable standards: IEC 60947-1 and IEC 60947-3
Reliable Six-Pole Isolation for Industrial Motors and Machinery
The ABB OTP45B6M provides six-pole electrical switching within a single enclosed assembly. This configuration is useful when an installation requires more switched conductors than a conventional three-pole isolator can accommodate. The six poles operate together through the external handle, allowing the switch to disconnect multiple conductors as part of a correctly designed electrical system.
Its switching performance depends on the operating voltage and utilisation category. Under AC-23A conditions, which apply to motor loads and other highly inductive switching duties, the OTP45B6M provides a 22 kW motor rating at 415 V AC and a 15 kW motor rating at 690 V AC. At 380–415 V AC, its AC-23A operational current is 45 A. At 690 V AC, the AC-23A operational current is 20 A. Correct selection therefore requires consideration of the connected load rather than relying on a single current or power figure.
The IP65 plastic enclosure protects the switching assembly against dust and water jets when correctly installed with suitable cable-entry accessories. Its IK08 impact resistance provides additional mechanical protection for industrial environments. The external handle enables switching without opening the enclosure, while the cover interlock and padlockable OFF position support controlled maintenance procedures. Authorised personnel must follow appropriate isolation and verification procedures before working on connected equipment.
The OTP45B6M uses metric threaded cable-entry knockouts, with two M32 openings and one M16 opening at both the top and bottom. These entries accommodate appropriately selected cable glands, which must be obtained separately. The switch also includes fixed neutral and protective earth terminals. These terminals provide conductor termination and do not increase the number of switched poles beyond six.
As a switch disconnector, the OTP45B6M is intended for manual switching and isolation rather than automatic overload or short-circuit protection. Suitable upstream protective devices must be selected according to the installation requirements. Where the switch forms part of a machinery safety arrangement, its application must be assessed alongside the machine's complete electrical and functional safety design.
Typical Applications
- Industrial machinery requiring six-pole electrical isolation.
- Three-phase motor circuits within the specified AC-23A ratings.
- 15 kW motor applications at 690 V AC.
- Manufacturing machinery and production equipment.
- Conveyor and material handling systems.
- Industrial pumps, fans and compressors.
- Packaging and automated production machinery.
- Electrical equipment incorporating multiple switched circuits.
- Industrial distribution and control equipment.
- HVAC plant and mechanical services installations.
- OEM machinery and electrical equipment manufacturing.
- Maintenance isolation points requiring a protected, enclosed disconnector.
