Konvekta - Model K400 -Galvanised Control / Balancing Volume Control Dampers

Applications:

• Multi-leaf dampers primarily used in air conditioning and ventilation systems Ductwork system balancing
• Air control within ductwork system/air handling units i.e. air control at mixing box, face and bypass dampers, etc.

Features:

• High strength channel casing
• Aerofoil section high strength blade
• Opposed blade action for optimum air control
• Full Length 12.7mm square drive shafts
• Individual blade coupling by plastic gears, running in maintenance free acetal bushes, forming a nonferrous gearing system
• Encased bearings
• Manual, electrical or pneumatic factory fitted control options
• Large single and multiple module assemblies
• Circular Spigot or Flanged connections available

Construction:

• Casing – 1.2mm thick galvanised mild steel, 132mm deep and 40mm flanges c/w 10mm return edge
• Blades – Aerofoil section 0.8mm galvanised steel, 103mm wide
• Gears – Plastic gear fitted with integral stub spindles
• Bushes – Hard acetal incorporating locking rib and fitted direct to gear stub spindle, encased as standard

Size Range:

• 100 W x 108 H to 1250 W x 1250 H in a single module
• Multiple module assemblies available
• Circular, flat oval, spigot & flanged units are available

Operating Conditions:

• Temperature: -20°C to +90°C
• Pressure: ± 2500Pa
• Velocity: up to 20m/s

Options:

• Damper casing materials available in Aluminium and PVC
• Dampers incorporating oilite or stainless steel bearings
• External linkages or gears
• Parallel bladed dampers
• High temperature application dampers
• Face and bypass dampers
• Damper cases to suit customer requirements
• Flange drillings
• Powder coated casing & blades

Control Options:

• M = Manual operated quadrant
• E = Extended spindle for motorization (by others)

Factory Fitted Actuators:

• Electrical actuator options – 24/110/240 volt units. Double acting /open-close, modulating, spring return
• Pneumatic actuator options – Double acting/open-close, modulating, spring return