English (GB)
6
4.2 Type key
5. Mechanical installation
5.1 Handling
When lifting the motor, always use the eyebolts, if fitted.
Alternatively, lift the motor with both hands.
5.2 Mounting
The motor must be secured to a solid foundation by bolts through
the holes in the flange or the base plate.
5.3 Cable entries
The motor has four M20 screwed cable entries fitted with blind
plugs from factory. Various cable glands can be ordered from
Grundfos as accessory kits.
Code Example MG E 71 M A 2- 14 FT 85 -H A
[ ]
B
K
Type of motor unit
Complete motor with terminal box
Basic motor unit without terminal box
Kit for basic motor unit without terminal box
MG Motor Grundfos
E Electronic control
71
80
90
Frame size according to IEC (centre line height of motor shaft in mm, foot-mounted motor)
[ ]
S
M
L
Size of foot
Not defined for frame sizes 71 and 80
Small
Medium
Large
Length of
stator core
Rated motor power, P2 [kW]
1450-2000 min
-1
2900-4000 min
-1
4000-5900 min
-1
A
B
C
D
30 mm
45 mm
60 mm
85 mm
0.37
0.55
0.75
1.1
0.75
1.1
1.5
2.2
1.1
1.5
2.2
-
1
2
3
4
Maximum speed
5900 min
-1
4000 min
-1
3600 min
-1
2000 min
-1
Shaft end diameter [mm]
[ ]
FT
FF
Flange version
Foot-mounted (B3)
Tapped-hole flange
Free-hole flange
[ ]
Pitch circle diameter [mm], flange version
B3
H
I
Model designation
Single-phase
Three-phase
A
Version designation
First version
Warning
Installation and operation must comply with local
regulations and accepted codes of good practice.
Warning
Observe local regulations setting limits for
manual lifting or handling.
Warning
Before lifting the motor, pay attention to the
motor weight stated on the nameplate.
Do not lift the motor by the terminal box.
In order to maintain the UL mark, additional
installation procedures must be followed.
See page 35.
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