OTP16B4M ABB Enclosed Switch Disconnector 7.5 kW 4P 415 V AC23

OTP16B4M ABB Enclosed Switch Disconnector 7.5 kW 4P 415 V AC23

ABB OTP16B4M plastic enclosed switch disconnector, a four-pole 415 V AC23 switch designed for safe industrial isolation and 7.5 kW motor switching applications.

SKU: OTP16B4MMPN: OTP16B4M
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List Price £69.15 ex VAT
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Why Choose the ABB OTP16B4M Switch Disconnector?

The ABB OTP16B4M is a compact plastic enclosed switch disconnector designed for reliable electrical isolation and load switching in industrial environments. As part of the ABB OTP enclosed switch disconnector series, it provides safe disconnection, durable protection and dependable operation for machinery, automation systems and electrical installations. :chatgpt-content-reference{index="0"}

This switch disconnector features a rigid glass-reinforced polycarbonate enclosure with IP65 protection, providing resistance against dust and low-pressure water jets for indoor and outdoor applications. The enclosure includes an interlocked cover, defeatable interlocking and a padlockable black selector handle to support safe maintenance isolation procedures. :chatgpt-content-reference{index="1"}

With a 7.5 kW AC23A motor switching rating, four-pole 415 V AC configuration and 16 A AC23A rated operational current, the ABB OTP16B4M is suitable for industrial equipment requiring reliable isolation, neutral switching capability and secure electrical maintenance access. :chatgpt-content-reference{index="2"}

Key Advantages

  • 7.5 kW enclosed switch disconnector for industrial isolation and switching applications.
  • Four-pole 415 V AC23 operation for systems requiring neutral switching.
  • IP65 glass-reinforced polycarbonate enclosure for indoor and outdoor installations.
  • Interlocked cover with defeatable interlocking for safer maintenance access.
  • Black selector handle with padlock provision for secure isolation procedures.
  • Fixed neutral and PE terminals support five-wire electrical systems.
  • Threaded cable entries with knock-out holes for flexible installation. :chatgpt-content-reference{index="3"}

Key Features

  • ABB OTP enclosed switch disconnector series.
  • 16 A AC23A rated operational current at 380–415 V AC.
  • 7.5 kW AC23A rated operational power.
  • Four-pole switch configuration.
  • 750 V rated operational voltage.
  • IP65 plastic enclosure manufactured from rigid glass-reinforced polycarbonate.
  • IK08 impact-resistant housing.
  • Black selector handle with padlock facility.
  • Fixed and switchable neutral terminal arrangement.
  • Maximum mounted auxiliary contacts: 2NO + 2NC.
  • Top and bottom cable entry positions with 2×M25 + M16 outlets per side. :chatgpt-content-reference{index="4"}

Reliable Isolation for Industrial Equipment

Switch disconnectors such as the ABB OTP16B4M provide a secure method of isolating electrical equipment during maintenance, inspection and servicing operations. The enclosed construction protects internal switching components while providing operators with a clear and accessible isolation point.

The ABB OTP series combines mechanical durability, environmental protection and dependable switching performance for industrial installations. Its compact design, neutral switching capability and secure handle mechanism make it suitable for machine builders and electrical engineers requiring reliable isolation solutions.

Typical Applications

  • Industrial machinery isolation systems.
  • Small motor control applications.
  • Manufacturing and production equipment.
  • Pumps, fans and auxiliary equipment.
  • Machine building and automation installations.
  • Indoor and outdoor industrial electrical systems.

Technical Specifications

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Material Polycarbonate
Voltage 750 V AC
Device Type Enclosed switch disconnector
Series OTP Enclosed Switch Disconnectors
ABB order code 1SCA022401R4160
Product type Plastic enclosed switch disconnector
Number of poles 4
Rated operational voltage 750 V AC
AC21A rated operational current 16 A
AC22A rated operational current 16 A
AC23A rated operational current 16 A at 380–415 V AC
Rated operational power 7.5 kW AC23A
Conventional thermal current 25 A fully enclosed
Rated insulation voltage 750 V
Protection rating IP65
Impact resistance IK08
Enclosure material Glass-reinforced polycarbonate
Handle type Selector handle
Handle colour Black
Mounted auxiliary contacts 0NO + 0NC
Maximum auxiliary contacts 2NO + 2NC
Neutral type Fixed and switchable neutral
Main circuit connection Screw clamp 0.75–10 mm²
PE terminal Screw clamp 2 pcs, 1.5–10 mm²
Cable entry position Top and bottom
Cable outlets per side 2×M25 + M16
Standards IEC 60947-1, IEC 60947-3
Dimensions (H × W × D) 150 × 130 × 60 mm
Weight approx. 1.4 kg

Frequently Asked Questions

What is the ABB OTP16B4M used for?

The ABB OTP16B4M is an enclosed switch disconnector designed for safe electrical isolation and load switching in industrial applications.

What motor power rating does the OTP16B4M support?

The switch supports an AC23A rated operational power of 7.5 kW at 380–415 V AC.

How many poles does the ABB OTP16B4M have?

The ABB OTP16B4M is a four-pole switch disconnector with fixed and switchable neutral capability.

What protection rating does the enclosure provide?

The switch features an IP65 enclosure rating with IK08 impact resistance for industrial environments.

Does the OTP16B4M include auxiliary contacts?

The OTP16B4M supports up to 2NO + 2NC mounted auxiliary contacts.

Trusted by Industrial Engineers Worldwide

ABB OTP enclosed switch disconnectors are trusted by industrial engineers and machine builders for dependable isolation, robust protection and safe operation in modern electrical installations.