Mechanical Brake; Overview; Technical Data - Danfoss VLT OneGearDrive Instruction Manual

Motor Datasheet
Position Description
1 Disc
2 Nut
3 Disc
4 Nut
5 Disc
6 Customer Frame
7 Barrel
8 Bushing
9 Screw
Table 6.3 Legend to Figure 6.14
NOTICE!
The set also contains 3 x DIN 933, M10x25, 8.8, stainless steel screws. The tightening torque is 49 Nm.
CAUTION
Only use the original Danfoss or comparable mounting set to mount the VLT
equipment used must ensure the same degree of flexibility as the original Danfoss mounting set. The torque arm cannot be
screwed directly on to the conveyor frame.

6.7.2 Mechanical Brake

6.7.2.1 Overview

®
The VLT OneGearDrive Standard is available with a 180 V
DC brake option. This mechanical brake option is intended
for emergency stop and park brake duty. Normal braking
of a load is still be controlled by the inverter dynamic
brake.
Spring-loaded brakes are safety brakes, which continue to
work in the event of power failure or usual wear. Since
other components could also fail, take suitable safety
precautions to avoid any injury to persons or damage to
objects cause by unbraked operation.
WARNING
Danger of fatal injury if the hoist falls.
Severe or fatal injuries.
•
The brake must not be used in vertical lifting and
hoisting applications.
®
VLT OneGearDrive Instruction Manual

6.7.2.2 Technical Data

Voltage
P
el
Resistance
Current
Maximum brake torque
Table 6.4 Specification: Mechanical Brake Option
®
MG75C322 - VLT is a registered Danfoss trademark
Specification
DIN 125-A10 5
DIN 934 M10
DIN 9021 10, 5x30x25
DIN 985 M10
Ø73x3 Stainless steel
–
POM-C white
Stainless Steel
Stainless Steel
®
OneGearDrive to the conveyor. The mounting
V
DC
W
Ω
A
Lbf-in [Nm]
6 6
180 ±10 %
14.4
2250 ±5 %
0.08
0.89 [10]
6-7