ABB ESB25-40N-06 Installation Contactor 25A 4-Pole 230V

ABB ESB25-40N-06 Installation Contactor is a reliable 25A, 4-pole device designed for switching single- and three-phase loads in residential, commercial, and industrial panels. It supports modular DIN rail mounting, uses a 230–240V control circuit, and includes integrated overvoltage protection for robust UAE installations.

ABB ESB25-40N-06 Installation Contactor

Key Features

• 25A Rated Operational Current (Ie)
• 4 Pole (4 NO Contacts)
• 230–240V Control Circuit (Uc)
• DIN Rail Modular Design
• Hum-Free Operation
• Low Power Consumption
• Integrated Overvoltage Protection

Technical Specifications

Applications

• Distribution boards for residential, commercial, and industrial installations
• Lighting control systems and sub-distribution feeders
• HVAC control and motor/load switching
• Qualified for use in standard European/IEC and UAE electrical panels

FAQ

• What does this contactor control?
  It's an electrically-operated switch used to make/break a load circuit repeatedly under remote or automatic control — commonly lighting banks, motors, HVAC equipment, or heating loads switched via a timer, BMS, or control relay.
• Does this need a separate overload relay for motor protection?
  Yes, if it's controlling a motor — a contactor alone doesn't protect against sustained overload. Pair it with a compatible thermal overload relay (see ABB's matching TF/TA-series relays) to form a full motor starter.
• Can I control this contactor with a timer or BMS?
  Yes — the coil is designed for remote switching from a timer, PLC, BMS, or control relay rather than direct manual operation, making it suited to automated load switching.
• Can I install this myself?
  No. Contactors are wired into live control and power circuits and must be installed by a licensed electrician in accordance with UAE wiring regulations.