1SCA022812R3190 ABB 4-Pole 45 kW IP65 Enclosed Safety Switch

Why Choose the ABB OTP90T4M Enclosed Safety Switch?

The ABB OTP90T4M, order code 1SCA022812R3190, is a robust 4-pole enclosed safety switch-disconnector designed for reliable isolation of motors, machinery and industrial electrical equipment. As part of the ABB OTP plastic enclosed switch range, it combines dependable switching performance with a durable plastic enclosure for safe local isolation in demanding industrial applications.

The OTP90T4M features a black I-O / ON-OFF operating handle, cover interlock and defeatable interlocking mechanism. Its rigid glass-reinforced polycarbonate enclosure is UV protected and provides IP65 protection, making it suitable for indoor and outdoor industrial installations. Threaded knock-out cable openings at the top and bottom provide convenient routing for power and control cables.

With a 4-pole configuration, maximum motor output of 45 kW at 415 V AC-23A and an AC-23A operational current rating of 90 A at 415 V, the OTP90T4M provides dependable switching and isolation for substantial industrial loads. The enclosure also includes a fixed neutral terminal, PE terminals and a 1NO auxiliary contact, providing a practical complete-device solution for machinery and motor isolation.

Key Advantages

• Robust 4-pole enclosed safety switch-disconnector for industrial isolation.
• 45 kW motor switching capacity at 415 V AC-23A.
• 90 A AC-23A rated operational current at 415 V.
• IP65 glass-reinforced polycarbonate enclosure for demanding environments.
• Threaded knock-out cable openings at the top and bottom for flexible installation.
• Padlockable black operating handle supporting secure electrical isolation.
• Cover interlock with defeatable interlocking for controlled maintenance access.
• Integrated 1NO auxiliary contact with neutral and PE terminals.

Key Features

• ABB OTP plastic enclosed safety switch series.
• 4-pole switch-disconnector.
• 45 kW / 90 A AC-23A rating at 415 V.
• 45 kW / 50 A AC-23A rating at 690 V.
• 125 A rated continuous current.
• 750 V AC maximum rated operational voltage.
• IP65 protection rating.
• Rigid glass-reinforced polycarbonate enclosure with UV protection.
• Black I-O / ON-OFF operating handle.
• Handle is padlockable with up to three padlocks.
• 1NO auxiliary contact fitted as standard.
• Supports up to 2NO + 2NC auxiliary contacts.
• Fixed neutral terminal and PE terminals included.
• 2 × M50 + M16 threaded knock-out cable openings per side.
• Cover interlock and defeatable interlock included.

Reliable 4-Pole Isolation for Industrial Machinery

Enclosed safety switch-disconnectors such as the ABB OTP90T4M provide a clearly identifiable means of electrically isolating machinery and motor circuits for servicing, inspection and maintenance. Its 4-pole switching arrangement enables simultaneous switching of four conductors, while the padlockable operating handle helps prevent unintended reconnection while maintenance work is being carried out.

The OTP90T4M is designed for industrial environments where dependable switching and environmental protection are important. Its IP65 UV-protected enclosure, threaded knock-out cable entries, cover interlock and 45 kW motor switching capability make it particularly suitable for local machine isolation and motor disconnect applications.

Typical Applications

• Industrial motor isolation up to 45 kW at 415 V.
• Four-pole electrical isolation applications.
• Production and manufacturing machinery.
• Conveyors and material handling systems.
• Pumps, fans and ventilation equipment.
• Processing and packaging machinery.
• Industrial plant and factory electrical systems.
• Indoor and outdoor local machinery isolation points.
• Maintenance and lockout isolation applications.