dynasafe® HF 31 and HF 32 - Universal Load Limiter

Tractel® universal load limiters HF 31 and HF 32, are clamp-on models designed for overhead traveling bridge cranes and feature improved durability and reliability. 

dynasafe® is specifically designed to manage one or two safety thresholds on small or medium capacity overhead travelling cranes. 

HF 31 FEATURES

• Repeatability: +/- 1% of nominal capacity
• Capacity range from 450 to 6,400 lbs., per part of hoisting line
• Range of wire rope sizes from 3/16 to 5/8 in.
• Operating temperature from -22 to 176^oF
• Operates on 220 V consuming 4 A, maximum

HF 32 A-SERIES STANDARD FEATURES

• Repeatability: +/- 1% of nominal capacity
• Capacity range from 600 to 24,000 lbs.
• Wire rope sizes from 11/16 to 1 3/8 in.
• Operating temperature from -22 to 176^oF
• Maximum switching power 220 V/5 A

HF 32 B-SERIES HIGH PRECISION FEATURES

• Repeatability: +/- 0.5% of nominal capacity
• Capacity range from 200 to 12,000 lbs.
• Wire rope sizes from 11/16 to 1 in.
• Operating temperature from -22 to 176^oF
• Switching power up to 12 V DC