The type HFA relay is designed for applications where a number of auxiliary functions must be performed simultaneously. Six contacts are provided. If more than six circuits are to be controlled, the coils of two or more relays may be connected in series (DC only) or in parallel.

Features and Benefits

• Electrically separate contact circuits
• Molded case with 3 mounting options
• Drawout case available

Applications

• Drawout case available

Protection and Control

• Standard, high speed or variable time tripping available
• Standard, high-speed or variable time tripping available
• Manual, self or electric reset available

Supply for the following models remain available:

• HFA51
• HFA53
• HFA54
• HFA71
• HFA73
• HFA74
• HFA151
• HFA153
• HFA154

Last time buy has been announced for the following models:

• HFA171, HFA173 and HFA174 are under last-time buy. Orders may be placed until 3rd March 2025 and will be fulfilled based upon availability. As an alternative, please refer to the HFA151 or HFA153 or HFA154.