HomeMy WebLinkAboutOPTIONAL LOAD CALCULATIONOPTIONAL LOAD CALCULATION
HEAT LARGER THAN AIR
~ t/ o SF x 3VA living only = t 00
(2) small appliance Ckts @ 1500/VA each = 3000
Refrigerator @ 1500 /
Refrigerator @ 1500 =
Freezer @ 1500 =
Washing Machine @ 1500
Dishwasher @ 1500
Disposal @ 1500=
Mini Sewer @ 1500 =
Clothes Dryer @ 5000 = c t
Range @ 12000 = c .J
Water Heater @ 4500
Fixed Microwave @ 1500= r-
Vacuum @ 1500 =
Trash Compactor @ 1500 = _
Pool Heater @ 'name plate' =
Spa @'name plate' _
Motors 746VA per HP
Garage door opener=
1) TOTAL OF ABOVE= v Al
2) First 10 KVA of generator load @ 100%
3) Subtract line 2 from 1 =
4) Multiply line 3 @ 40
5) Add lines 2 and 4
6) 60/50 amp breaker for heat (10000) _ 40'ad
7) 40/30 amp breaker for heat (5000) = 45-/
8) Total heat- add lines 6 and 7 = owe
9) Multiply line 8 @ 65%
10) Add lines 5 and 9 =+ (generator size needed)
11) Divide line 10 by 240 (breaker size needed)
G
3
H
d
0
�
_ I
a
i1
J
Jill