Temperature Electric Double Control Door Closer - 30 N·m Torque, 290×51×75mm Stainless Steel Fire Door Device

Name: Temperature Electric Double Control Door Closer - 30 N·m Torque, 290×51×75mm Stainless Steel Fire Door Device
Brand: WENZHOU GRH MANUFACTURE CO.,LTD

Advanced fire door control device with dual activation (DC24V signal and 68°C temperature). Features 304 stainless steel construction, 30 N·m closing torque, and manual 0-180° positioning. Provides automatic emergency closure while maintaining normal manual operation capabilities for enhanced building safety compliance.

Place of Origin CHINA

Use categories casement door

Packaging Details Each set is packed independently, one for each 500 sets.

close torsion 30N*M

Dimensions 290*51*75mm

Material 304 stainless steel

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Product Description

Product Overview

The Temperature Electric Double Control Door Closer is an advanced fire door control device designed for automatic door closure during fire emergencies. This normally-open fire door device maintains doors in open position during normal operation and automatically closes them when fire signals or high temperatures are detected.

Key Safety Features

Automatic closure upon receiving DC24V fire signal
Temperature-activated closure at 68°C ±5°C
Manual operation capability with 0-180° positioning
Dry contact signal feedback for system monitoring

Technical Specifications

Parameter	Specification
Product Dimensions	290 × 51 × 75 mm
Material	304 Stainless Steel
Closing Torque	30 N·m
Monitoring Current	0.7A (0.1 seconds)
Working Voltage	Normally passive, instant DC24V power supply
Door Opening Range	Manual operation, 0-180 degrees at any angle