• UPC/EAN:4010184011033
  • Model:HQW-250/4

Helios HQW-250/4 - IP55

£ 276.50 (excl. VAT)

£ 331.80 (inc. VAT)

Helios 250mm, 4 pole, single phase wall fan with square plate with inlet cone.

Casing
Manufactured in galvanised sheet steel. Also an additional two-layer finishing in papyrus white.

Specification
Max Airflow:930 m3/hr
Motor Power:36W
Motor RPM:1300 rpm
Max Amps (Not speed controlled):0.15A
Max Temp. (Not speed controlled):60 Deg C
Weight:7.5 Kg

Casing
Manufactured in galvanised sheet steel.
Impeller
Highly efficient, profiled blade impeller, dynamically balancedand manufactured from impact resistant polymers. Suitable for-30 to +60 °C.
Motor
Totally enclosed motor with a die-cast aluminium casing, pro-tected to IP 54. Ball bearing mounted. Maintenance-free and interference-free. Humidity pro-tection of windings.
Motor protection
All models have automatically resetting thermal contacts wired in series with the motor windings.
Terminal box (IP 54) mounted onrear of motor as standard.
GuardPowder-coated steel wire according to DIN EN ISO 13857.
Speed control
All models are speed controllable by voltage reduction (trans-former controller or electronic controller).
Reversed operation
All models are reversible when wired to a DSEL reversing switch. For reverse air flow direction allow for 1/3 drop in performance.

Download datasheet HERE
1 x Duct Fast Clamps - 200mm2 x Remote controller FLEX - for VEKO INT1 x Spiral Ducting 1 meter - 200mm1 x Two Speed Switch - REGUL-21 x Helios TSW 1.5 Amp Transformer speed controller2 x Electronic extractor fan speed controller - FSC 1.51 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan2 x Helios TSW 7.5 Amp Transformer speed controller1 x REU 1.5amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans2 x Transformer 5 Speed Controller - ATC1-4TK1 x RTRD - Three Phase Speed Controller - 2 Amp1 x Capacitor 2uf for use with the EBM A4E range2 x Vent Axia ACM 100 inline mixed flow duct fan1 x Helios TSW 10 Amp Transformer speed controller2 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x REU 3amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x Transformer speed controller - ATC1 - 1.5 Amps2 x Vent Axia ACM 125 inline mixed flow duct fan2 x CS2 Current Switch1 x Transformer 5 Speed Controller - ATC1-10TK1 x Vent Axia ACM 150 inline mixed flow duct fan1 x Systemair Save Connect 2.0 Internet Module1 x Helios TSW MCB Amp Transformer speed controller1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Single phase speed controller by auto-transformer - RMB 1.5 Amp2 x Insulated extract Plenum 8+11 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)2 x Insulated extract Plenum 6+12 x Single phase speed controller by auto-transformer - RMB 10.0 Amp2 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven1 x Elta 6 Amp Electronic single phase speed controller with TK2 x Elta 3 Amp Electronic single phase speed controller with TK1 x 7 Day Programmable TIMECLOCK1 x FAST-TRACK RANGE 90mm - Adaptor For Distribution Box2 x MWS 1.5 – Transformer Controller With Motor Protection1 x ERR 20/1 Centrifugal inline fan2 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT2 x WS - Reversing Switch from Helios Fans1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Push Timer Switch - ZA41 x Isolator Switch - ISOSW2 x Helios HQW-630/4 - IP551 x ERR 31/1 Centrifugal inline fan2 x KMBI 225 Connector rectangular/circular to install on the discharge of CMT2 x Transformer (silent) speed controller - RE 3.0 Amp3 x CBS-60 Outlet Flange for CSB/CBT-601 x REE-1 Electronic Speed Controller1 x FAST-TRACK RANGE 90mm - Click Ring (1 bag of 10)1 x Remote Timer Control - 13511 x KMBI 315 Connector rectangular/circular to install on the discharge of CMT1 x Airvent ceiling fan controller2 x Transformer (silent) speed controller - RE 1.5 Amp2 x Speed Controller - REB31 x Skyflow SSR Horizontal Roof Cowl SSR31/35B2 x Speed Controller - REB51 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)1 x Multiflow SMB550/4-1AC2 x Transformer 5 Speed Controller - ATC1-2TK1 x Vent Axia ACM 200 inline mixed flow duct fan1 x KMBI 250 Connector rectangular/circular to install on the discharge of CMT2 x Speed Controller - REB101 x RR EC 160 Centrifugal inline fan - Energy Efficient Motor1 x Elta Variable Speed Drive IP66 - 0.75KW1 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x CMT-2 225/090 1.1KW - Single inlet centrifugal fan direct driven2 x SG-200 Fan Guard for the HQW 2001 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x RDS 7 Helios Transformer Controller With Motor Protection2 x Helios HQW-200/4 - IP551 x Transformer Speed Control - RTRE- 7.0Amp2 x Helios HQW-315/4 - IP551 x Helios TSW 0.3Amp Compact Transformer speed controller1 x REB-CVF 0-10v Controller3 x MTP 10, 10K, Speed control1 x DDMP 09-09 3F 2130W M6A4 DG02 x TUNE-R-200-3-M1 - Control Damper1 x Speed Controller - REB1-N1 x Helios HQW-200/2 - IP551 x Silent 100 Window Kit - windowS1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x Elta 10 Amp Electronic single phase speed controller.1 x Helios HQW-250/4 - IP55
Reviews
DAOSL Back Draft Damper
DAOSL Back Draft Damper
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Look good, works well, except the shaft of the lanellae cuts...