learn.howToCalculate
learn.whatIsHeading
Motor Starter Calculator helps contractors and tradespeople accurately size, spec, and estimate materials and systems.
공식
Starter Size = Motor HP × FLA × Service Factor
단계별 가이드
- 1Look up motor FLA from nameplate, select starter amperage class
- 2Apply the formula using your project measurements
- 3Add required safety factors or waste allowances per code
풀어진 예시
입력
10 HP motor, 28A FLA, 1.15 SF
결과
Starter must handle 28 × 1.15 = 32.2A → use Size 1
피해야 할 일반적인 실수
- ✕Not applying code-required safety factors or derating
- ✕Forgetting to account for waste and cut losses in material estimates
계산할 준비가 되셨나요? 무료 Motor Starter 계산기를 사용해 보세요
직접 시도해 보세요 →