Brother AC Gearmotors
TERMINAL BOX / LEADS OPTIONS
Fig. 1.18: “A” Box: G3, H2 Models
3 Phase: 1/8, 1/4, 1/2 Hp; 1 Phase: 1/8, 1/4 Hp
Dim
1/8 Hp
1.87
—
3.44
4.61
N1 (1/8 Hp 3Ø only)
N (motor)
N (Brakemotor)
M
Three Phase
1/4 Hp 1/2 Hp
—
—
3.09
3.33
3.76
4.10
4.61
4.84
Fig. 1.19: “A” Box: F3 Model
3 Phase: 1/8, 1/4, 1/2 Hp; 1 Phase: 1/8, 1/4 Hp
Single Phase
1/8 Hp
1/4 Hp
—
—
3.09
3.29
3.44
3.96
4.61
4.61
Fig. 1.20: “S” Box: G3, H2 Models
1/2 Hp Single Phase; 1, 2, 3 Hp Three Phase
Single Phase
1/2 Hp
3.98
4.25
4.80
Dim
N (motor)
N (Brakemotor)
M
1 Hp
2.36
2.78
4.80
N1 (1/8 Hp 3Ø only)
N (motor)
N (Brakemotor)
M
1/8 Hp
1.87
—
3.44
4.61
Three Phase
1/4 Hp 1/2 Hp
—
—
3.09
3.33
3.76
4.10
4.61
4.84
Single Phase
1/8 Hp
1/4 Hp
—
—
3.09
3.29
3.44
3.96
4.61
4.61
Fig. 1.21: “S” Box: F3 Models
1/2 Hp Single Phase; 1, 2, 3 Hp Three Phase
Three Phase
2 HP
2.78
3.58
5.24
3 Hp
2.78
3.58
5.24
Fig 1.22: "E" Box: IP-65 G3, H2 Models
1/8, 1/4, 1/2, 1, 2, 3 Hp
A
Dim
Dim
N (motor)
N (Brakemotor)
M
Single Phase
1/2 Hp
—
—
—
1 Hp
2.36
2.78
4.80
Three Phase
2 HP
2.78
3.58
5.24
3 Hp
2.78
3.58
5.24
Fig 1.23: "E" Box: IP-65 F3 Models
1/8, 1/4, 1/2, 1, 2, 3 Hp
B
B
A
Applicable Code Φ8-Φ12
Dim
A
N (motor)
N (Brakemotor)
80
28
80
1/8 Hp
1/4 Hp
1/2 Hp
1 Hp
2 Hp
3 Hp
4.27
1.87
3.90
4.27
3.07
5.04
4.51
3.27
5.55
4.98
3.70
6.44
5.41
4.35
n/a
5.41
4.35
n/a
Fig. 1.24: 1/8 Hp 3 Phase
G3, H2, F3 Models
Dim
A
N (motor)
N (Brakemotor)
28
1/8 Hp
1/4 Hp
1/2 Hp
1 Hp
2 Hp
3 Hp
4.27
1.87
3.90
4.27
3.07
5.04
4.51
3.27
5.55
4.98
3.70
6.44
5.41
4.35
n/a
5.41
4.35
n/a
Fig. 1.25: 1/8, 1/4, 1/2 Hp 1 Phase & 3 Phase
G3, H2, F3 Models
L = 3.94 inch
www.BrotherGearmotors.com
L = 3.94 inch
15
Brother AC Gearmotors
Box
T(lower)
Hole (left)
BoxT (lower)
Box
T- B O X P O S I T I O N O P T I O N C O D E S
Box
T (lower) Box
Hole(right)
T (lower)
Hole(right)
Box
T(lower)
T(lower)
Fig 1.24A:
Directing the Position of
the Terminal
Box or Lead
Wires
T(lower)
Hole(Load-side)
Hole(left)
Hole(Load-side)
Box
Flat surface
G3, H2:
1/8, 1/4 Hp
of fan cover
Box
Flat surface
fan cover
Brake leadofwire
G3, H2: 1/2, 1, 2, 3 Hp
Box
Flat surface
of fan cover
Brake lead wire
Brake lead wire
Flat surface
Flat surfaceBox
Standard Hole(Load-side)
Hole(upper)
Hole(lower)
Hole(lower)
fan cover
Brake
leadofwire
Brake
lead wire
Flat surface
Flat surface
Hole(upper)
Hole(upper) Hole(Load-side)
Standard Hole(Load-side)
Standard
Hole(lower)
Hole(lower)
of fan cover
Brake
leadofwire
fan cover
Box
Hole(Load-side)
of fan Standard
cover Hole(upper)
Hole(Load-side)
of fan Standard
cover Hole(upper)
Hole(upper)
Hole(Load-side) Standard
Flat surface
of fan cover
Flat surface
Box Hole(upper)
Standard
Hole(Load-side)
of fan cover
Flat surface
Brake lead wire
Hole(lower)Standard
side
Hole(Load-side)motor-tail
Hole(upper)
Hole(lower)
Flat surface
fan cover
Brake leadofwire
output side
Standard
Hole(upper)
Hole(Load-side)
Flat surface
of fan cover
Brake lead wire
Hole(lower)
Brake
lead wire
Hole(Load-side)
Hole(upper)
Hole(lower)
Brake
lead wire
Hole(Load-side)
Hole(upper)
Hole(lower)
Hole(Load-side)
Hole(upper)
Brake lead wire
Hole(Load-side)
Hole(upper)
Standard
Standard
T3
Standard
Standard
Hole(upper)
Hole(upper) Hole(Load-side)
Hole(lower)
Hole(lower)
Standard
T3 Hole(Load-side)
Hole(lower)
Hole(Load-side)
Hole(upper)
T(upper)
T(upper)
Hole(left)
Hole(Load-side) T(upper)
T(upper)
T(upper)
Hole(left)
Hole(Load-side) T(upper)
T(upper)
T(upper)
Hole(left)
Hole(Load-side) T(upper)
T(upper)
T(upper) T(upper)T(upper)
Hole(right)T(upper) Hole(Load-side)
Hole(left)
Hole(right)
T(upper)
T(upper) T(upper)T(upper)
Hole(right)T(upper) Hole(Load-side)
Hole(left)
Hole(right)
T(upper)
T(upper) T(upper)T(upper)
Hole(right)T(upper) Hole(Load-side)
Hole(left)
Hole(right)
T(upper)
T(upper)
T(upper)Hole(left)
Hole(Load-side)
T(upper)
T(upper)
T(upper)Hole(left)
Hole(Load-side)
T(upper) T(upper) T(upper)
Hole(left)
Hole(Load-side)
T(upper)
Hole(right)
T(upper)
Hole(right)
T(upper)
Hole(right)
T(upper)
Hole(Load-side)
T(upper)
Hole(Load-side)
T(upper)
Hole(Load-side)
T(upper)
Hole(left)
T(upper)
Hole(left)
T(upper)
Hole(left)
T(upper)
T(upper) T(upper)T(upper)
T(upper)
T(upper)
Flat surface of fan cover Box
Brake lead wire
T(upper)Hole(left)
Hole(right)T(upper) Hole(Load-side)
Hole(left)
Hole(right)
Hole(Load-side)
T(upper)
Hole(right)
T(upper)
Hole(Load-side)
T(upper)
Hole(left)
T(left)
T(left)
T(left) T(left)
T(left)
T(left)
Hole(lower) Hole(Load-side)T(left) Hole(lower)
Hole(Load-side)
Hole(upper)
Hole(upper)
T(left)
T(left)
T(left) T(left)
T(left)
T(left)
Hole(lower) Hole(Load-side)T(left) Hole(lower)
Hole(Load-side)
Hole(upper)
Hole(upper)
T(left)
T(left)
T(left)
T(left)
T(left)
T(left)
Hole(lower) Hole(Load-side)T(left) Hole(lower)
Hole(Load-side)
Hole(upper)
Hole(upper)
T(right)
T(right)
T(right)
T(left)
Hole(Load-side)
T(left)
Hole(Load-side)
T(left)
Hole(Load-side)
T(left)
Hole(lower)
T(left)
Hole(lower)
T(left)
Hole(lower)
T(left)
Hole(Load-side)
T(left)
Hole(lower)
T (lower) T(lower)T (lower)
T(lower)
T (lower)
T(lower)
T(lower)
T(lower)Hole(right)
Hole (left) T(lower) Hole(Load-side)
Hole(right) Hole(Load-side)
Hole(left)
Hole(left)
T(lower)
T (lower)
T (lower) T(lower)T (lower)
T(lower)
T(lower)
T6
T(upper)
T(upper)
T(upper)
T(lower)Hole(right)T(upper)
Hole
(left) T(lower) Hole(Load-side)
Hole(right)
Hole(left)
T(upper) Hole(left) Hole(right)Hole(Load-side)
Hole(left)
Hole(load side)
Hole(left)
T(lower)
T (lower) T(lower)T (lower)
T(lower)
T (lower)
T(lower)
T(lower)Hole(right)
Hole (left) T(lower) Hole(Load-side)
Hole(right) Hole(Load-side)
Hole(left)
Hole(left)
T(lower)
Hole(Load-side)
T(lower)
Hole(Load-side)
T(lower)
Hole(Load-side)
T (lower)
Hole(right)
T (lower)
Hole(right)
T (lower)
Hole(right)
T (lower) T(lower)T (lower)
T(lower)
Hole (left) T(lower) Hole(Load-side)
Hole(right)
Hole(left)
T(lower)
Hole(Load-side)
T (lower)
Hole(right)
TZ
T(upper)
T(upper)
Hole(left)
Hole(Load-side) T(upper)
Brake lead wire
Hole(left)
Hole(load side)
T(left)
Hole(Load-side)
T(left)
Hole(Load-side)
T(left)
Hole(Load-side)
T(right)
Hole(lower)
T(left)
T(left)
Hole(lower)
T(left)
T(left)
Hole(lower)
T(left)
T9 Hole(lower)
T(left)
T(right)
Hole(load side)
T(left)
Hole(Load-side)
T(left)
T(left)
Hole(lower)
T (lower)
Hole(Load-side)
T (lower)
T(upper)
Hole(Load-side)
Hole(right)
T (lower)
Hole(Load-side)
T (lower)
T(lower)
Hole(right)
T (lower)
T6
T(upper)
T(lower)
Hole(right)
Hole(load side)
T (lower)
T(lower)
Hole(right)
T (lower)
T (lower)
Hole(right)
Hole(Load-side) T(lower)
TZ
Hole(right)
Standard
T(left)
Hole(upper) T(left)
T(left)
Hole(upper) T(left)
T(left)
T9
Hole(upper) T(left)
T(right)
Hole(upper)
Hole(left)
T(right)
T(left)
Hole(upper) T(left)
Hole(load side)
Hole(lower)
T(left)
Hole(lower)
Hole(load side)
Hole(upper)
T(left)
T(left)
T(left) T(left)
T(left)
Hole(lower) Hole(Load-side)T(left) Hole(lower)
Hole(Load-side)
Hole(upper)
T (lower)
T(lower)
T(lower)Hole(right)
Hole(Load-side)
motor-tail side
T(left)
Hole(load side)
T(left)
Hole(upper)
Hole(right)
T(left)
Hole(upper)
motor-tail side
F3: 1/8, 1/4 Hp
motor-tail side
output side
T(left) side
output
T(left)
motor-tail
side
output side
output side
motor-tail side
output side
output side
motor-tail side
output side
Load
side
Flat surface
surface ofof fan
fan cover
cover Box
Box
Flat
Standard
Hole(right)
Standard
Standard T6
T(right)
Hole(load side)
side)
Hole(load
T(right)
T(right)
Hole(upper)
T(right)
T3
T(upper)
Hole(load
Hole(load side)
side)
T(upper)
T(upper)
Hole(left)
T(upper)
Hole(left)
TZ
T(left)
Hole(load side)
side)
Hole(load
T(left)
Hole(lower)
T(left)
Hole(lower)
T(left)
T9
Hole(lower)
F3: 1/2, 1, 2, 3 Hp
motor-tail side
Hole(load side)
T(lower)
Hole(left)
output side
T(left)
Fig 1.24B: Directing the Position of
the Terminal Box orHole(load
Leadside)Wires
motor-tail side
T(left)
Hole(upper)
Flat
surfacewire
of fan
fan cover
cover Box
Box
BrakeFlat
lead
wire
surface
of
Brake
lead
Standard
Hole(left)
Standard
Hole(left)
Anti-load
side
Flat surface
surface ofof fan
fan cover
cover Box
Box
Flat
Brake lead
lead wire
wire
Brake
Brake lead
lead wire
wire
Brake
Hole(left)
Hole(load side)
Hole(right)
T(right)
T(right)
Hole(upper)
T(right)
Hole(upper)
T(right)
Hole(lower)
Hole(lower)
T(right)
Hole(load side)
side)
Hole(load
T(right)
Hole(upper)
Hole(upper)
T(upper)
T(upper)
Hole(left)
T(upper)
Hole(left)
T(upper)
Hole(right)
Hole(right)
T(upper)
Hole(load
Hole(load side)
side)
T(upper)
Hole(left)
Hole(left)
T(left)
Hole(upper)
Hole(upper)
T(left)
Hole(load side)
side)
Hole(load
T(left)
Hole(lower)
Hole(lower)
Hole(left) Hole(right)
Hole(load side)
Hole(load side)
Standard
Hole(right)
Standard
Hole(right)
T(right) T(right)
T(right) T(right)
Hole(load side)
Hole(lower)Hole(upper)
Hole(load side)
Hole(load
Hole(upper)
T(upper)T(upper)
T(upper) T(upper) T(upper)
Hole(load
Hole(right)
Hole(load
Hole(right) Hole(left)
Hole(load side)
side)
Hole(load side)
side)
Hole(left)
Standard T6
T(right)
T(right)
Hole(lower)
Hole(lower)
T(right)
T3
T(upper)
T(upper)
Hole(right)
T(upper)
Hole(right)
TZ
T(left)
Hole(upper)T(left)
Hole(upper)
T(left)
T(left)
T(left) T(left)
Hole(load side)
Hole(upper)Hole(lower)
Hole(load side)
Hole(load
Hole(lower)
T(left)
Hole(lower)
T(left)
Hole(lower)
T(left)
T9
Notes:
1. Please select the “X” at the end of the gearmotor part number and indicate the position code per the applicable chart.
Load
Anti-load
side
side
2. If the standard box position is desired or acceptable,
sidethere is no need to make any designation.
side
Load
side
side
3. The position of the 1/8 and 1/4 Hp models cannot be rotated in the field in 90 degree increments. Positioning at 90 degree
increments is achieved in the factory by position of the tapped mounting holes. Please be careful and specify prior to shipment.
16
Anti-load
side
side