MGM
Brake manual release key is not provided as standard on BA motors with double shaft end or with encoder or techogenerator.
59
The table below shows the available main special features and the options for MGM motors.
Letter S stands for “Standard”, letter R stands for “on Request” and letter N stands for “unavailable”.
Special Features and Options
BA series motors don’t need the fan cover for textile environment.
Motor with frame size up to 132 are fitted as standard with hexagonal hole at Non-Drive end it is available on request on
motors with frame size 160 and above.
Double terminal board box for brake separate supply is provided as standard on BM and BA two speed motors while it’s
on request only on single speed motors.
1
2
3
4
Ref.
Description
BM
BA
1
2
4
2
3
2
1.
Non-standard flange
R
R
2.
Special motor shaft as per drawing
R
R
3.
Motors with feet and flange (IM B35 and IM B34 with corresponding vertical mounting)
R
R
4.
Balancing for reduced or special vibration level
R
R
5.
Separate brake supply (two different terminal boards)
R
R
6.
IP 55 or IP 56 Enclosure rating (protection degree)
R
R
7.
Special motor/brake voltage or frequency supply
R
R
8.
Insulation Class H
R
R
9.
Brake torque and/or air gap pre-adjustment to desired value
R
R
10.
CSA approval
R
R
11.
CCC approval
R
R
12.
Special pole motors (not listed in this catalogue)
R
R
13.
Standstill heating
R
R
14.
Bimetallic thermal protectors PTO
R
R
15.
Thermistors PTC
R
R
16.
Tropicalization treatment of motor windings
R
R
17.
Over-voltage safety cutout (RC04 and RC10)
R
R
18.
Terminal box on the right (left) side for IM B3 (BA 80-132)
N
R
19.
Double shaft end
R
R
20.
Test certificate
R
R
21.
Rain roof (BM), special fan cover for outside vertical mounting
R
N
22.
Brake cover (BA), special brake cover for outside vertical mounting
N
R
23.
Precise tolerance class
R
R
24.
Fan cover for textile environment
R
S
25.
Motor with built-in encoder or tachogenerator
R
R
26.
Motor arranged for manual rotation (shaft fitted with hexagonal hole at non-drive end)
S
S
27.
Special finishing (marine environment, washdown applications)
R
R
28.
Manual brake release key
N
S
29.
Manual return brake release lever
R
R
30.
T key for manual shaft rotation
R
R
31.
Stainless steel tie rods, bolts, nuts and screws
R
R
32.
Forced cooling motor (SV, AV series)
R
R
33.
Motor with additional cable gland holes
R
R
34.
Zinc plated brake surfaces
R
R
35.
Drain holes
R
R
36.
Stainless steel friction surface
R
R
37.
Brake release microswitch
R
R
38.
Microswitch detector of brake disc wear
R
R