Miller DH-3/ One Piece Adjustable Mast

Miller DuraHoist Portable Confined Space Systems provide safe, lightweight and portable solutions for a variety of confined space applications, including confined space entry, rescue, positioning and personnel/material handling.

The Four Piece Hoist System is designed for manhole and confin ed space entry/retrieval applications. The  DH-3 modular design allows use of compo nents in variou s configurations and applications.  Multiple winche s and/or lifeline systems may be mounted as required.  Tool-less design breaks the system into lightweight, manageable components for storage, transport, and setup.   

Features and Specs:

• Rated Capacity: 450lbs (204kg)
• Lightweight, high-strength aluminum construction for easy handling and long service life
• Modular design adapts to many applications, lowering cost of ownership and providing effective safety solutions
• A variety of portable and fixed bases are available for many confined space applications

• Agriculture
• Construction
• Government
• Mining
• Utilities

• Confined Space
• Fall from height

• Meets all applicable OSHA, ANSI and CSA standards

Application Restrictions

1. All winch and block mounting parts and hardware must be supplied or approved by Miller.
2. Retractable devices or shock absorbers must be installed and used in accordance with the manufacturer’s instructions.
3. Masts must be used with bases or sleeves approved for use with the applicable mast offset.
4. Where required by regulation, each installation must be approved to applicable standards by a qualified engineer.
5. All equipment must be set up and operated under the supervision of a competent person according to the manufacturer’s instructions.

Anchor Points

A) Standard

• Pin Position 1 & 2: 5000lbs (22kN)
• Pin Position 3: 3600lbs (16kN)
• Pin Position 4: 3000lbs (13kN)

B) Optional: 5000lbs (20lbs 2kN)

• Winch/SRL Mount Positions (Not Included)

https://www.millerfallprotection.com/en/products/descentrescue%20and%20confined%20space/miller-durahoist-portable-confined-space-system