ZWZB-315/200 Series Electromagnetic Drum Brakes

ZWZB‑315/200 series electromagnetic drum brakes are normally‑closed, AC electromagnetic drum brakes with stable braking torque, mainly used for braking, stopping and safety holding in hoisting, conveying, metallurgical and general industrial machinery.

Basic Identification

Model: ZWZB‑315/200 Series

Type: Electromagnetic drum brake

Brake drum diameter: 315 mm

Rated braking torque: 200 Nm

Operation: Normally closed, spring applied, electromagnetic released

Feature: Stable action, reliable safety braking

Working Principle

Power off / power failure:Built-in springs press brake shoes against the drum to provide braking and holding force.

Power on:Electromagnetic actuator drives the mechanism to release the brake.

Fail‑safe: Automatically brakes when power is lost, ensuring equipment safety.

Key Features

Compact structure, stable performance

Normally closed fail‑safe design

Low noise, long service life

Asbestos‑free friction linings

Adjustable brake shoe clearance

Easy installation and maintenance

Suitable for frequent operation

Typical Applications

Cranes, hoists, winches

Conveying machinery

Metallurgical equipment

General mechanical transmission systems requiring braking and positioning

Short version 

ZWZB‑315/200 series electromagnetic drum brakes are normally‑closed industrial brakes with 315 mm drum diameter and 200 Nm torque, used for braking and safety holding in general machinery.

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