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TOHO B Series User Manual

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ELECTRIC CHAIN HOIST
B Series Single Phase
0.25t to 3t
USER MANUAL
WARNING
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TOHO B Series Specifications

General IconGeneral
TypeElectric Chain Hoist
MaterialSteel
Safety Factor4:1
Protection classIP54
StandardJIS B 8815
LiftUp to 30 meters
Chain falls1 to 4
Power supply380V, 50Hz, 3-phase
Ambient temperature-20°C to +40°C

Summary

General Safety Warning

Operational Warnings and Safety

Operational Safety Guidelines

Specific instructions for safe operation including earth connection, load limits, lifting angles, and user standing prohibition.

Product Application and Features

Product Application

Describes the hoist's suitability for various industrial lifting purposes and its integration with crane systems.

Key Product Features

Highlights features like DC brake, electronic limit load device, friction clutch, heat protection, and durable components.

Technical Specifications and Usage

Dimensions and Specifications

Provides detailed dimensions, load capacities, lifting speeds, power requirements, and other technical data.

Technical Specifications

Lists environmental operating conditions like humidity, temperature, working class, and protection ratings.

Working Class and Lifespan

Explains working classes and load conditions affecting the hoist's operational lifespan and duty cycle.

Installation, Maintenance, and Inspection

Installation and Test Operation

Guidance on installing the hoist and performing initial operational checks for correct wiring and function.

Maintenance Procedures

Details on required maintenance for load chain, brake device, gearing, and bearings, including schedules.

Repairing Warning

Users are prohibited from opening or repairing the hoist; consult supplier or designated maintenance for damages.

Chain and Hook Inspection

Guides for inspecting chain wear and hook deformation, specifying replacement criteria based on wear limits.

Malfunctions and Settlement

Exploded Drawing

Parts List

Electrical Drawing