Sharp RD-1600 - Electric System Alculation

3-5
3.4 Electric system alculation
3.4.1 (For TPR-1230, TPR-1230H)
Motor Part Name Rated Power Capacity Maximum Initiate Power
Main Motor
2.25kw 6.3kw
Elevating Motor
0.75kw 2.1kw
Hydraulic Motor
0.75kw 2.1kw
Coolant Pump Motor
0.1kw 0.28kw
Total Rated Power Capacity:
(2.25kw+0.75kw+0.75kw+0.1kw)=3.85kw……………..(1)
Maximum Total Initiate Pow
er Capacity:
(6.3kw+2.1kw+2.1kw+0.28kw)=10.78kw
…………………(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=
3.85Kw
0.75
=5.133KVA…………………..(1)
P=
10.78Kw
0.75
=14.373KVA………………...(2)
Power Equipment Capacity=
5.133KVA+14.373KVA
2
=9.753KVA