Why Choose the ABB 1SBH131001R8031 NFC31E-80 Contactor Relay?
The ABB 1SBH131001R8031 (NFC31E-80) is a compact and reliable four-pole contactor relay designed for switching auxiliary and control circuits in industrial automation, machine control and electrical panel applications. As part of the ABB NFC contactor relay range, it provides optimised operating times for AC-controlled applications using a conventional electromagnetic coil.
The NFC31E-80 features 3 normally open (NO) and 1 normally closed (NC) auxiliary contacts, providing a versatile contact arrangement for electrical interlocking, control sequencing, status indication and signal switching. Its block-type construction can also be extended with compatible auxiliary contact blocks and accessories from ABB's AF platform.
With a rated control supply of 220–230 V AC at 50 Hz or 230–240 V AC at 60 Hz, the NFC31E-80 is suitable for common industrial AC control systems. Screw terminal connections, DIN rail or screw mounting and a compact 86 × 45 × 77 mm format make it straightforward to incorporate into industrial control panels and OEM machinery.
Key Advantages
- Compact four-pole contactor relay for auxiliary and control circuits.
- 3 NO + 1 NC auxiliary contact configuration for flexible control functions.
- 220–230 V AC 50 Hz / 230–240 V AC 60 Hz coil for industrial AC control systems.
- 16 A conventional free-air thermal current for dependable auxiliary switching.
- Modular block design supports compatible ABB auxiliary contact blocks and accessories.
- DIN rail or screw mounting provides flexible installation within electrical panels.
Key Features
- ABB NFC31E-80 contactor relay.
- 4 auxiliary contacts.
- 3 normally open (NO) contacts.
- 1 normally closed (NC) contact.
- 220–230 V AC control voltage at 50 Hz.
- 230–240 V AC control voltage at 60 Hz.
- 16 A conventional free-air thermal current.
- 4 A AC-15 rated operational current at 220–240 V.
- Rated operational voltage up to 690 V AC.
- Screw terminal connections for secure industrial wiring.
- DIN rail or screw mounting.
- Expandable using accessories from the ABB AF platform.
Reliable Switching for Industrial Control Circuits
Contactor relays such as the ABB NFC31E-80 provide electrically operated contacts for auxiliary and control circuits rather than primary motor power switching. Their contacts can be used for electrical interlocking, signal multiplication, machine sequencing, status indication and interface functions within industrial automation systems.
The NFC31E-80 combines three normally open and one normally closed contact with an AC electromagnetic coil optimised for industrial control applications. Its compact block-type design and compatibility with ABB AF platform accessories make it a practical solution for panel builders, machine builders and automation engineers requiring dependable multi-contact switching.
Typical Applications
- Industrial control and automation panels.
- Electrical interlocking and sequencing circuits.
- Motor starter auxiliary control systems.
- Machine status and control signalling.
- PLC interface and signal switching circuits.
- OEM machinery and production equipment.
