Box Section Express 2012
9Pages

Express - Copford Range • Speed control available • Volume flow up to 8.65m3/s • Pressure development up to 780 Pa • Available in Direct or Belt driven • Available with IE2 motors on request • Can be either duct or roof mounted • All wiring work completed in factory • utomatic shutters pivoted in semiA shrouded fan outlets, preventing recirculation of air Mounting Roof mounted units - Type DR and BR (SF or PF) Manufactured from mill finish aluminium alloy. Air is discharged to atmosphere through a deep-set single louvred plenum or louvred plenum with birdguard protection and anti-moisture drain points. Electrical isolators are fitted as standard. Duct connections can be provided in a variety of positions and sizes. Duct mounted units - Type DD and BD (SF or PF) Manufactured from pre-galvanised sheet steel, arranged for horizontal air discharge. Aluminium units are available - please enquire. Electrical isolators are available on request. Duct connections can be provided in a variety of positions and sizes. The fans are double inlet, double width type using a forward curve impeller fitted within a scroll and either directly connected or through a belt drive to their individual motors. SF units include a single fans, while PF units have duty/standby fans mounted in parallel. Servicing Electrical Supply 220 - 240V / 50Hz / 1 Ph 380 - 420V / 50Hz / 3 Ph Noise Levels All units are acoustically lined as standard. Code Breakdown: D - Direct drive R - Roof mounted SF - Single Fan - Acoustically Lined (standard) The motors are manufactured to BS5000. On direct driven units anti-vibration mounts are fitted between the motor mounting arms and impeller scroll. Overheat protection is a standard fitment to direct drive single phase motors. Belt driven units have the mounts fitted between a common fan base frame and the unit casing. Example: DRSF-A Direct drive - Roof mounted Single Fan - Unlined The fan assembly can be easily removed from the casing for cleaning and maintenance purposes, with swing access. - Belt drive - Duct mounted EXPRESS - COPFORD RANGE

Express - Copford Range Direct Drive Performance Data Express - Copford Range Direct Drive Single Fan Duct Mounting - Model DDSF Product Code Sound Data DDSF 8/4A (AL) Break out Sound Level dBA @ 3m Sound Power Levels (dB) In Octave Band Centre Frequency - Hz Twin Fan Duct Mounting - Model DDPF Performance and sound data derived from tests with our Fläkt Woods certified laboratory. Electrical Data 220-240V/50Hz/1 Ph Motor (kW) Full Load Current (at 230V) (A) Product Code Product Code Sound power levels are non-ducted, measured at mid point on the fan characteristic. The fan noise levels...

Express - Copford Range Direct Drive Single Fan Roof Mounting Unit - Model DRSF Express - Copford Range Belt Drive Copford Unit Size 6 Speed Octave Band Correction 63 Product Code Upstand Dimensions Copford Unit Size 7 EXPRESS - COPFORD RANGE Twin Fan Roof Mounting Unit - Model DRPF Octave Band Correction * verage dBA ratings measured hemispherically A under free field conditions at 3m from the unit. Lw is the sound power level in dB Ref. 1pW. Dimension Product Code Width External Motor selection, kW, take motor rating value on nearest broken line to the right of air duty point. Duty...

Express - Copford Range Belt Drive Express - Copford Range Belt Drive Copford Unit Size 8 Copford Unit Size 10 Octave Band Correction Octave Band Correction 63 Copford Unit Size 11 Copford Unit Size 9 Octave Band Correction 63 * verage dBA ratings measured hemispherically A under free field conditions at 3m from the unit. Lw is the sound power level in dB Ref. 1pW. Copford Unit Size 12 Motor selection, kW, take motor rating value on nearest broken line to the right of air duty point. Octave Band Correction 63 For a full range of accessories including - silencers, speed controllers and...

Express - Copford Range Belt Drive 4 Pole Motors (1500 rev/min nominal.)

Express - Copford Range Changeover Panel Single Phase Supply Changeover Panel Wiring Diagrams Belt Drive Single Phase Supply Wiring Diagrams Express - Copford Range E Isolators when fitted Isolators when fitted Three Phase Changeover Panel Single Phase Supply Three Phase Auto-Changeover Panel (Airflow) ACRD3 12 Amps maximum Changeover via airflow switches within twin fan unit 12 hour duty share Remote enable Common fail volt free contacts TERMINALS FOR Fan Run, fail indicator lamps BMS CONNECTION E Isolators when fitted SEE DRG No. ACR3/ACRD3 FOR MAINS SUPPLY AND FAN CONNECTIONS Fan 2...

BOX • 200mm – 760mm diameter • Suitable for operating up to 50°C • Volume flow up to 8.3m3/s • Static pressures up to 900 Pa Express - Axcent 3 • igh volume flow and pressure H development • Motor protection IP55 • Inverter Controllable Sizes 200, 250, 330, 400, 500, 630 and 760mm diameter. Fan Performance The fan is of high static efficiency design to give low running costs. The impeller is designed to give excellent performance characteristics with high volume flow and static pressure development without stall. Impellers Manufactured from aluminium to Fläkt Woods patented mixed flow...

Performance Data The performances shown are for 2 types of fans. Please make initial selections and then use individual performance curves and tables to make final selections. Sound pressure levels quoted are average dBA at 3m distance over a sphere, based on form B running under free field conditions and are presented for comparative purposes only. Bold text denotes Super Express Product, next day delivery available if ordered by 4pm. Connector Assembly Weight (kg) Wiring Diagrams Full Load Current (at 230V) (A) Product Code Speed rev/min Product Number Product Code Speed rev/min Speed...

Wiring Diagrams MOTOR TERMINAL BLOCK MOTOR TERMINAL BLOCK Product Number Silencer Code THREE PHASE SUPPLY THREE PHASE SUPPLY E Changeover Panel Product Code Transformer Speed Control Product Number ACRA 4 - Changeover Panel • Fan selector switch Product Number • Power and fail indicator lamps • Remote stop/start facility Max. Weight (kg) • 12 hour duty share • Power and fail indicator lamps Number Product ACRDA 4 - Duty Sharing Panel • Remote stop/start facility • emote fail volt free contacts for BMS interface R • emote fail volt free contacts for BMS interface R • Surface mounting •...