BN55-A80 EE Controls Bimetallic Overload

The BN55-A80 EE Controls Bimetallic Overload is designed to protect motors from overload conditions, ensuring reliable operation and longevity. With precise thermal sensitivity, this overload relay prevents overheating and damage while maintaining optimal performance. Ideal for various applications, it ensures safety and efficiency in your electrical systems.

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SKU EECBN55A80 Categories ,
Specifications
BrandEE Controls
Amperage63 / 80 A
Frame / SeriesBN55
Catalogue #EECBN55A80
Application

The BN55-A80 EE Controls Bimetallic Overload Relay is rated for 63–80 A and is designed to protect three-phase motors from sustained overload conditions using proven bimetallic thermal technology. It is intended for use in combination with a compatible contactor, providing motor branch-circuit protection in industrial and commercial control panels, motor control centres (MCCs), and starter assemblies.

  • Current range: 63–80 A (adjustable within the BN55 frame range)
  • Technology: Bimetallic thermal — trips on sustained overtemperature without requiring external power
  • Typical use: Motor starters, MCC buckets, and control panel assemblies requiring reliable overload protection

Contactor and mounting base compatibility depends on your existing starter assembly. Send us your contactor model and panel details and we'll confirm the right fit.

The BN55 series overload relay is designed to mount directly onto compatible EE Controls contactors within the same frame family. Because contactor pairing is model-specific, we recommend sending us your contactor model number so we can confirm a direct-mount match or identify a suitable adapter solution.

Yes — the BN55-A80 features an adjustable dial within the 63–80 A range. You set the current to match your motor's full-load amperage (FLA) as listed on the motor nameplate. Always refer to the relay's instruction sheet and the Canadian Electrical Code (CEC) Section 28 for proper overload sizing requirements.

EE Controls products can be difficult to source through standard distribution channels. Northern Breaker Group specialises in hard-to-find and obsolete electrical components — contact our Calgary, Edmonton, or Vancouver counters or request a quote online and our team will locate available stock or identify a compatible cross-reference for your application.

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