How many kW is 3phase?
The SQRT(3) is used as line voltage for 208V output is derived from using two hot conductors. For example, a 30A 3 phase unit outputting 208V would be 208 x 24 x SQRT(3)=8.6kW.
What is full load current of a 3 phase motor?
3 phase 415V, at 0.8 pf, 1 Hp motor full load current = 1.3 Amps. 1 Phase 230V, at 0.8 pf, 1 Hp motor full load current = 4 Amps.
What is the formula for 3 phase power?
For 3-phase systems, we use the following equation: kW = (V × I × PF × 1.732) ÷ 1,000. Again, assuming unity PF and solving this equation for “I,” you get: I = 1,000kW ÷ 1.732V.
How many kW is 1kva?
kVA to kW Conversion Chart
|875 kVA||700 kW|
|1,000 kVA||800 kW|
|1,125 kVA||900 kW|
|1,250 kVA||1,000 kW|
Is kVA equal to kW?
The kW to kVA Formula:
Apparent power (kVA) x power factor (pf) = actual power (kW) e.g. 100 kVA x 0.8 = 80 kW. The formula for converting kW into kVA is: Actual power (kW) / power factor (pf) = apparent power (kVA)
How do you measure a breaker for a 3 phase motor?
Breaker size must be rated for a minimum of 125% of the full-load current of the motor it is protecting, rounded up to the next standard breaker size. For example, the full-load current of a 5 HP motor at 460V is 7.6 Amps. The breaker must be sized for 7.6 * 1.25 = 10 Amps .
What is load current formula?
Calculating an Electrical Load in a Simple Circuit
Let Power = Voltage * Current (P=VI). Let Current = Voltage/Resistance (I=V/R).
How many amps does a 5 HP 3 phase motor draw?
AC Motor Full Load Amperes
|HP||200 Volts||380-415 Volts|