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jost JB10 Series User Manual

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OPERATING MANUAL for
BRAKE UNITS
JB10/... JB16/... JB26/... JB40/... JB52/...
(Installation set)
JB
1 of 19
01.96/00/Scho
JB
JÖST GmbH & Co. KG
P.O. Box 1253
D - 48233 Dülmen - Buldern
Tel.: 0 25 90 / 98 - 0
Fax: 0 25 90 / 98 - 101
Telex: 89888
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jost JB10 Series Specifications

General IconGeneral
Brandjost
ModelJB10 Series
CategoryIndustrial Electrical
LanguageEnglish

Summary

Electrical Safety

Notes on EMC Legislation

Preface

Purpose of JB Brake Units

Operating Principle of JB Brake Units

Installation of JB Brake Units

Construction of JB Brake Units

Lists and describes the major components of JB brake units.

Installation Notes for JB Brake Units

Provides essential notes on mounting, cooling, and air flow for proper installation.

Connection and Usage of JB Brake Units

Component and Adjustment Element Locations

Identifies the location of adjustment elements and components on the JB brake unit.

JB Brake Unit Connections

Details the terminal connections for mains, brake current, control signals, and protective earth.

Adjustment Elements

Explains how to set the braking current (IBr) and subsequent braking time (T) using potentiometers.

Motor Control System and Brake Unit Integration

Discusses integration with motor control systems and wiring precautions.

Overheating Protection

Details the overheating protection feature for specific models and its indicator LED.

Commissioning JB Brake Units

Pre-Voltage Checks for Commissioning

Lists essential checks to perform before applying mains voltage for correct installation.

Interlocking Test Without Braking Current

Tests interlocking between motor and braking contactors without applying braking current.

Setting the Braking Current (IBr)

Guide to setting braking current using a clamp-ammeter or bar display.

Maintenance

Fault Finding

Appendix

Technical Data

Lists key technical specifications like voltage, frequency, current, and allocation tables for JB brake units.

Type Key Explanation

Explains how the designation of the JB brake unit on the rating plate is made up.

Dimensions of JB Brake Units

Provides diagrams and tables for the physical dimensions of JB brake units.

Line Reactor Allocation and Specifications

Details allocation, dimensions, and weight of line reactors for specific JB brake unit types.

Connection Diagram for 1 Motor

Presents the electrical connection diagram for a single motor application with the JB brake unit.

Connection Diagram for 2 Motors

Illustrates the electrical connection diagram for a two-motor application with the JB brake unit.

Connection Diagram for JB10/...E000 (2 motors <1.5A)

Shows diagram for JB10/...E000 models with 2 motors, each <1.5A.