Installation – Grain Systems Bin Accessories PNEG-914 User Manual
Page 33
5. Installation
PNEG-914 Flex-Flo
33
8. When a multi-story building is supplied by one auger solely, obtain total drop-out at each outlet.
A time clock MUST be utilized to ensure that all of the feeders are filled at the same time. In the last
hopper on every level, install a hopper level control.
9. With the straight-through tandem system, open only one tank slide at a time when feeding. Operating
the system with both unloader slides open is not recommended since horsepower consumption
increases considerably.
Wire Size by Type
Copper conductors, 1 phase 230V, 3% voltage drop.
In case of conductors supplying several motors on one circuit, the wire size is determined by taking 125%
of the full load current of the largest motor and 100% for all others.
Wire Size by Length of Run
NEC Sec. 225-6/: Conductors in overhead spans must be at least #10 for spans up to 50' and #8
for longer.
Motor
HP
Full Load
Amps
Minimum Allowable Wire Size
In Cable, Conduit or Earth
Overhead in Air
Type: R, T, W
Type: RH,
RHW, THW
Bare and Covered
Conductors
1/2
4.9
12
12
10
3/4
6.9
12
12
10
1
8.0
12
12
10
1-1/2
10.0
12
12
10
Length of Run - Ft. (m)
Motor
50
75
100
150
200
250
300
350
400
500
600
700
800
900
1000
Size
(15)
(22.5)
(30)
(45)
(60)
(75)
(90)
(105)
(120)
(150)
(180)
(210)
(240)
(270)
(300)
1/2 HP
12
12
12
12
12
12
12
12
12
10
10
8
8
8
8
3/4 HP
12
12
12
12
12
12
12
10
10
8
8
8
6
6
6
1 HP
12
12
12
12
12
10
10
8
8
8
6
6
6
6
6
1-1/2 HP
12
12
12
10
10
8
8
8
6
6
6
6
4
4
4