Tailift TPR720A - Electric System Calculation

3-4
3.4 Electric system calculation
3.4.1 For TPR-720A, TPR-820A, TPR-920A
Motor Part Name Rated Power Capacity Maximum Initiate Power
Main Motor 1.5kw 4.2kw
Elevating Motor 0.75kw 2.1kw
Coolant Pump Motor 0.1kw 0.28kw
Total Rated Power Capacity:
(1.5kw+0.75kw+0.1kw)=2.35kw…………………..(1)
Maximum Total Initiate Power Capacity:
(4.2kw+2.1kw+0.28kw)=6.58kw………………….. (2)
Transformer Rated Output Power Capacity for Control Circuits
Model
Item 100VA
Input
AC400V±
±±
±10% 1∅
∅∅
∅
Power Supply
Output
AC240V±
±±
±10% 1∅
∅∅
∅
Ambient Temperature 0°C To 55°C
S=KVA
P=KW
Pf ×
××
×n = 0.75 (Correction Factors)
S=
KW
Pf×
××
×n(0.75)
P=
2.35Kw
0.75
=3.133KVA………………….. (1)
P=
6.58Kw
0.75
=8.773KVA………………….. (2)
Power Equipment Capacity=
3.133KVA+8.773KVA
2
=5.935KVA