Overload Relays for Compressor Motors
How to size, class, and protect compressor motor overload relays against nuisance tripping and phase-loss burnout.
9 min read
Technical
Compressors guides
Guides and notes on industrial electrical and automation parts: selection, wiring, settings and ordering.
- Articles
- 4
- Latest
MPCB for Compressor Motors
How to size the thermal dial, choose the right trip class, and combine an MPCB with a contactor for reciprocating, screw, and scroll compressor motors.
9 min read
VFD for Compressors: Selection Guide
How to select and size a VFD for screw, reciprocating and centrifugal compressors, covering overload rating, turndown limits and energy savings.
9 min read
Soft Starter for Compressors: Selection and Setup
How to size and configure a soft starter for reciprocating, screw and centrifugal compressors, from unloader torque through duty cycle and bypass selection.
9 min read
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