1SBH136001R2231 nfz31e-22 48-130v 50/60hz-dc ABB Contactor relay

Why Choose the ABB 1SBH136001R2231 NFZ31E-22 Contactor Relay?

The ABB 1SBH136001R2231, also known as the NFZ31E-22, is a compact and highly reliable 4-pole contactor relay designed for auxiliary switching and industrial automation control applications. As part of the ABB NFZ contactor relay series, this unit incorporates advanced electronic coil technology that delivers stable operation, low power consumption and dependable switching performance in demanding industrial environments.

Designed for machine builders and industrial panel manufacturers, the NFZ31E-22 is ideal for automation systems, PLC interface circuits, HVAC systems and industrial signalling applications. ABB’s electronic coil design helps eliminate contactor chattering caused by voltage dips and unstable power supplies, ensuring reliable switching and extended operational life.

With a 4-pole mechanically linked contact configuration, integrated 3 normally open and 1 normally closed auxiliary contacts and a 48-130 V AC/DC control circuit, the ABB 1SBH136001R2231 provides flexible installation and dependable auxiliary switching functionality for industrial control systems.

Key Advantages

• Compact 4-pole industrial contactor relay.
• Low-consumption electronic coil for efficient operation.
• 3 NO + 1 NC mechanically linked contacts.
• Reliable operation during voltage dips and unstable supply conditions.
• Integrated surge suppression for improved system protection.
• Suitable for industrial control and auxiliary switching applications.

Key Features

• ABB NFZ31E-22 contactor relay.
• 4-pole configuration.
• 3 normally open and 1 normally closed contacts.
• 48-130 V AC/DC control voltage.
• 690 V IEC rated operational voltage.
• 6 A operational current at AC-15.
• Mechanically linked auxiliary contacts compliant with IEC standards.
• Built-in surge protection.
• Compact DIN rail and panel mounting design.
• Screw terminal connections for secure installation.

Technical Specifications

• Manufacturer: ABB
• Series: NFZ Contactor Relays
• Model: NFZ31E-22
• Product code: 1SBH136001R2231
• Product type: Contactor relay
• Number of poles: 4P
• Contact configuration: 3 NO + 1 NC
• Control voltage: 48-130 V AC 50/60 Hz / 48-130 V DC
• Rated operational voltage: 690 V AC
• Rated operational current AC-15: 6 A at 24/127 V
• Conventional thermal current: 16 A
• Rated insulation voltage: 690 V IEC / 600 V UL
• Rated impulse withstand voltage: 6 kV
• Maximum mechanical switching frequency: 6000 cycles per hour
• Maximum electrical switching frequency: 1200 cycles per hour AC-15
• Mounting type: DIN rail / panel mounting
• Terminal type: Screw terminals
• Protection rating: IP20
• Dimensions (W × H × D): approx. 45 × 86 × 77 mm
• Weight: approx. 0.31 kg
• Standards: IEC/EN 60947-1, IEC/EN 60947-5-1, UL 508, CSA C22.2 No.14

Reliable Auxiliary Switching for Industrial Automation

Industrial contactor relays such as the ABB NFZ31E-22 are designed for switching auxiliary and control circuits in automation systems. Their compact construction and mechanically linked contacts provide dependable signalling and interlocking functionality for industrial control panels and machine automation systems.

The ABB NFZ series uses advanced electronic coil technology to improve operational stability and reliability. Integrated surge suppression reduces the need for additional accessories, while the low holding coil consumption makes these relays ideal for modern automation systems and PLC-controlled applications.

Typical Applications

• Industrial automation systems.
• PLC interface and control systems.
• HVAC and ventilation control systems.
• Motor control centres and auxiliary circuits.
• Machine control and interlocking systems.
• Industrial control panels.

Trusted by Industrial Engineers Worldwide

ABB NFZ contactor relays are trusted worldwide for reliable auxiliary switching performance, efficient electronic coil technology and dependable operation in demanding industrial automation systems.