Simple Solution. Reliable Results.

Strap Machines

Simple Solution. Reliable Results.

Highlights

  •  Zero maintenance
  • 5-year full warranty
  • World’s most successful limit switch: Simple and fast installation without power
  • Any installation position possible
  • IP 55 rated against dust and water
  • A60 for -13°F (-25°C) operation

Built to Perform

RAISE YOUR BEST

Powerful Drive Solutions

Power your next ventilation project with powerful drive solutions from Cumberland. Simple to setup and options to suit jobs large and small make these strap machines a solid choice for consistent performance and reliability.

Strap Machine Models

Ideal solutions for your applications

Options & Components

The strap machine can be mounted in any position to fit your setup. Raise or lower doors, inlets, water lines and feed lines. It’s easy to install and limits are set without power.

Belt Drums

  • 1 or 2 drums per drive (1x per output shaft)
  •  Single & double belt available

Cable Drums

  • 1 or 2 drums per drive (1x per output shaft) 
  • Cable winding direction available

Shaft Systems

  •  Shaft with consoles to lift panels and curtains
  •  Rack & pinion systems to manage panel openings
  •  Size and length of system dependant on chart and ventilation system
Exploded view of Strap Machine components

Specifications

STRAP MACHINE
(1.5″ DRUM)
1:1 RATIO2:2 RATIO1:2 RATIO
SPEEDCAPACITYINLETSSPEEDCAPACITYINLETSSPEEDCAPACITY
SM-250-2.0-120601
250 Nm, 2.0 RPM, 120V 60Hz 1Ph.
8.9″/min3,000 Lbs.604.5″/min6,000 Lbs.9017.8″/min1,500 Lbs.
SM-250-3.8-120601
250 Nm, 3.8 RPM, 120V 60Hz 1Ph.
16.9″/min3,000 Lbs.N/A8.5″/min6,000 Lbs.N/A33.8″/min1,500 Lbs.
STRAP MACHINE
(2.125″ DRUM)
1:1 RATIO2:2 RATIO1:2 RATIO
SPEEDCAPACITY INLETS SPEED CAPACITY INLETS SPEED CAPACITY
SM-250-2.0-120601 250 Nm, 2.0 RPM, 120V 60Hz 1Ph.13.4″/min2,000 Lbs.486.7″/min4,000 Lbs.7226.8″/min1,000 Lbs.
SM-250-3.8-120601 250 Nm, 3.8 RPM, 120V 60Hz 1Ph.25.4″/min2,000 Lbs.N/A12.7″/min4,000 Lbs.N/A 50.8″/min1,000 Lbs.
STRAP MACHINE (TUNNEL DOORS WITH 2.125″ DRUM)MAX.LENGTH/NUMBER OF PANELS (1:1 RATIO)
2′ X 6′ PANEL3′ X 8′ PANEL4′ X 6′ PANEL5′ X 8′ PANEL6′ X 8′ PANEL
SM-250-3.8-120601 250 Nm, 3.8 RPM, 120V 60Hz 1Ph.186’/31 Panels136’/17 Panels198’/33 Panels152’/19 Panels144’/18 Panels