L20 DOORS/SHUTTERS/HATCHES

615 SECTIONAL OVERHEAD DOOR(S):

Compact Insulated Sectional Door                                                                                                                                         A vertical sectional insulated door with a folding/stacking system is designed to leave more space available at the head to the conventional up and over insulated door and also requires less secondary steel work. The area behind the door in the roof is left clear for lighting, roof lights, services, overhead cranes etc. Standard features include cable tension detection, fail safe device, rails and finger protection and auto locking to electric doors. Dimensions: Up to 7000mm wide x 7930mm high

Framework:
Formed from cold rolled galvanised steel tracks and brackets with hardwearing abrasive free rollers and tracks. Alloy cable drums, cables and folding plates.
Door panels:
Lightweight aluminium sandwich panels are in a Stucco design as standard, with integral stainless steel hinges. The CFC free insulation provides an insulation value of 0.45 W/m²K.
Operation:
Manual operation via a chain hoist or electric operation via 3ph 415v or 1ph 240v. A range of control options is available.
Consult with Northern Doors (UK) Ltd technical literature for details. Northern Doors can also provide a design and specification advisory service and it is recommended that they are consulted early in the design process.

Manufacturer: Northern Doors (UK) Ltd, Kingsforth Road, Thurcroft, Rotherham, South Yorkshire, S66 9HU. Tel: 01709 545 999. Fax: 01709 545 341. Email: This email address is being protected from spam bots, you need Javascript enabled to view it Web: www.northerndoors.co.uk 
Product reference: Compact Insulated Sectional Door

Arrangement: Vertical sectional folding/stacking system
Track system: Cold rolled galvanised steel tracks and brackets with hardwearing abrasive free rollers and tracks, alloy cable drums, cables and folding plates.

Door panels: Lightweight aluminium insulated panels with Stucco design and integral stainless steel hinges.
Finish as delivered: Polyester powder coating
Colour: RAL 3002 Red / RAL 5010 Blue / RAL 5017 Traffic Blue / RAL 6005 Green / RAL 7016 Anthracite Grey / RAL 7032 Pebble Grey / RAL 9002 Grey White / RAL 9006 White Aluminium

Operation:
Manual operation via a chain hoist
Electric operation via 3ph 415v or 1ph 240v
Control:
Ref: NDRE01 Key switch, control surface mounted
Ref: NDRE02 Key switch, control flush fitting
Ref: NDRE03 External weatherproof push button
Ref: NDRE04 Key lockable push button control unit
Ref: NDRE06 Auto-open via internal/external induction loops with timed close facility
Ref: NDRE07 Radio control with 2 transmitters with timed close facility
Ref: NDRE08 Safety bottom edge to door
Ref: NDRE09 Safety photo cell beam
Ref: NDRE10 Auto-open via internal/external radar detector with timed close facility
Ref: NDRE11 Pull cord switch with timed close facility
Ref: NDRE12 Warning flashing lamp when door operates

Ironmongery: Consult with Northern Doors (UK) Ltd for recommendations and details.

Other requirements:
Ref: NDCG Full span glazing option
Ref: NDCRVP Rectangular vision panels
Ref: NDCOVP Oval vision panels
Ref: NDCVL Ventilation louvre
Ref: NDCVG Ventilation grating
Ref: NDCPWD Personnel wicket door
Ref: NDCFP Fascia panel
Ref: NDCEC Emergency chain opener