Selection Procedure
FB (Shaft Mounted) Series brakes are
available in three models to provide an
optimum size to match your application
requirements. Static torque capabilities
range from 10.5 lb.ft. to 56 lb.ft.
Brakes on single shaft extension motors
(see motor adapter bore size chart on
page 136). For double shaft extension
motors, the adapter can be eliminated.
Specify motor shaft size.
Typical Application
Storage Elevator
These brakes will stop as well as keep a
load in position until they are electrical ly
released. They are also used as emergency
stopping devices
FB Series Electrically Released Brakes
Product Data – Reference (Pages 135-137) in catalog P-1234
| FB Series | ||||
|---|---|---|---|---|
| Model No. | Voltage D.C. | Max RPM | Bore Size | Part No. |
| FB-375 | 24V | 5000 | 1/2″ | 5390-170-024 |
| FB-375 | 90V | 5000 | 1/2″ | 5390-170-021 |
| FB-375 | 24V | 5000 | 5/8″ | 5390-170-023 |
| FB-375 | 90V | 5000 | 5/8″ | 5390-170-022 |
| FB-475 | 24V | 4500 | 1″ | 5391-170-012 |
| FB-475 | 90V | 4500 | 1″ | 5391-170-009 |
| FB-650 | 24V | 3600 | 1-3/8″ | 5392-170-010 |
| FB-650 | 90V | 3600 | 1-3/8″ | 5392-170-007 |
Motor and Shaft Adapters
Product Data – Reference (Pages *) in catalog P-1234
| Motor Adapters | |||
|---|---|---|---|
| Model Size | Motor Shaft Size | Part No. | |
| 375 | .625″ | 5380-101-005 | |
| 375 | .875″ | 5380-101-004 | |
| 475 | 1.125″ | 5381-101-003 | |
| 650 | 1.375″ | 5382-101-003 | |
| 650 | 1.625″ | 5382-101-002 | |
FB Shaft Adapter
Shown below are dimensions and
specifications for the optional shaft adapter
available for mounting FB Series brakes on
a mot or. A standard sheave, pulley, or
sprocket, with either a tapered bushing or
straight bore, can be installed on the shaft
adapter. The brake is mounted on the end
of the shaft adapter and the complete
assembly fits onto the motor shaft, secured
with setscrew s. Fitting the belts or chain
and torque arm completes the installation.
Product Data – Reference (Pages ) in catalog P-1234
| FB Shaft Adapter | ||||
|---|---|---|---|---|
| Model No. | A | B | E | KEY Part No. |
| FB-375 | 5/8″ | 7/8″ | 2″ | 590-0016 |
| FB-375 | 7/8″ | 1-1/4″ | 2-1/4″ | 590-0022 |
| FB-475 | 1-1/8″ | 1-5/8″ | 2-3/4″ | 590-0041 |
| FB-650 | 1-3/8″ | 2″ | 3-3/8″ | 590-0042 |
| FB-650 | 1-5/8″ | 2-1/4″ | 4″ | 590-0042 |
| FB Series – Electrically Released Brakes Component Parts | |||
|---|---|---|---|
| Description | FB-375 Part No | FB-475 Part No | FB-650 Part No |
| *Bushing | 180-0410 1/2″ bore | 180-0421 1/2″ bore | |
| to 180-0418 1″ bore | To 180-0435 1-3/8″ bore | ||
| 5/8″ motor shaft | 5380-101-005 | ||
| 7/8″ motor shaft | 5380-101-004 | ||
| 1-1/8″ motor shaft | 5381-101-003 | ||
| 1-3/8″ motor shaft | 5382-101-003 | ||
| 1-5/8″ motor shaft | 5382-101-002 | ||
| Retainer ring | 748-0101 | 748-0102 | 748-0104 |
| Ball bearing | 166-0150 | 166-0110 | 166-0104 |
| Retainer ring | 748-0018 | 748-0002 | 748-0004 |
| Torque arm mount assembly | 5380-101-007 | 5381-101-006 | 5382-101-007 |
| Torque arm rod assembly | 5380-112-001 | 5381-112-001 | 5382-112-001 |
| Terminal accessory | 5311-101-001 | 5311-101-001 | 5311-101-001 |
| Conduit Box | 5200-101-010 | 5200-101-010 | 5200-101-010 |
Click on the links below to see Drawings and Specs: