• Model:CTHB/6-250

CTHB/6-250

£ 1,263.47 (excl. VAT)

£ 1,516.16 (inc. VAT)

Range of IP-55 centrifugal roof mounted fans in horizontal discharge format, designed for smoke extraction in fire conditions and certified F400-120 (CE marked) (1)
Also suitable for kitchens if used with suitable filtration.
All models are suitable for air stream temperature up to 120ºC. Bases are manufactured from galvanised sheet steel and cowls are manufactured from spun aluminium.
All models incorporate bird-proof guard. Available, depending upon the model, with single or three phase motors in 4, 6, 8, 4/8 or 6/12 poles.
(1) Except 140, 180 and 200 models.

Motors
All motors are IP55, Class F and equipped with ball bearings greased for life.
Electrical supply:
Single phase 230V-50Hz.

Speed controllable by voltage, up to 400 model. Three phase motors are controllable by frequency inverter.
When using a speed controller, the electrical installation must be equipped with a security system which allows the maximum speed of the fans in case of fire.

Additional information
140, 180, 200 and 225 models are specially recommended for extracting smoke from the fireplaces.
These fans are also suitable for mobile kitchens.

Also available in 3 phase, ask for details
Download specifications HERE

2 x Speed Controller - REB82 x Round ceiling diffuser 300mm1 x Raptor SDA315/4-1AC1 x Flanged Spigot - 250mm1 x Helios SB-250-EC SilentBox Acoustic Inline Fan2 x Elta Variable Speed Drive IP66 - 2.2KW1 x FRQ5-4A V2 Inverter Speed Controller2 x FRQ-10A V2 Inverter Speed controller1 x Helios TSD 3.0 Transformer Speed Control (400v)1 x FU 15 40 Frequency Inverter2 x Elta Variable Speed Drive IP66 - 7.5KW1 x FRQ5-10A Inverter Speed controller1 x FU 15 16 Frequency Inverter2 x Elta Variable Speed Drive IP66 - 5.5KW2 x Elta Variable Speed Drive IP66 - 1.5KW2 x Elta Variable Speed Drive IP66 - 4.0KW1 x Frequency converter FU 075 14 - IP662 x Elta Variable Speed Drive IP66 - 0.75KW1 x FU 22 25 Frequency Inverter1 x FU 075 52 Frequency Inverter (IP20)1 x Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER1 x FU 075 04 Frequency Inverter (IP20)2 x Elta 10 Amp Electronic single phase speed controller.1 x ELTA - Three Phase Transformer 10amps1 x ELTA - Three Phase Transformer 3amps1 x ATEX rated 3-phase Speed Control - R-DK4 KT (EX)1 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)1 x ELTA - Single Phase Transformer 2amps1 x NKS-D swirl diffuser v-300 x 300mm1 x PCA Diffuser - PCA-3151 x Balance S Diffuser - NO RING - 125mm1 x Circular Ceiling Diffuser - TST 1251 x Circular Ceiling Diffuser - TST 2004 x EC6H - Reversible Group Fan Electronic Controller1 x Circular Ceiling Diffuser - TST 1003 x Electronic extractor fan speed controller - FSC 1.52 x Elta 2 Amp Electronic single phase speed controller.1 x JSR 200 Painted RAL50182 x Round ceiling diffuser 400mm1 x Curved Blade Grille 600x600 (2way blow)2 x Elta 3 Amp Electronic single phase speed controller.3 x Elta 6 Amp Electronic single phase speed controller with TK1 x EFSC-3N- Single Phase Speed Control1 x ELTA - Single Phase Transformer 8amps2 x Airvent ceiling fan controller1 x ELTA - Single Phase Transformer 16amps2 x Elta 3 Amp Electronic single phase speed controller with TK1 x 5-Speed Controller for use with Elta SAX Classic Fans1 x Circular Ceiling Diffuser - TST 1601 x ELTA - Single Phase Transformer 4amps3 x COM-32 x AIRVENT speed control - AIR4019612 x Round ceiling diffuser 200mm1 x ELTA - Single Phase Transformer 12amps1 x Balance S Diffuser - NO RING - 100mm2 x Round ceiling diffuser 250mm1 x EFSC-6N- Single Phase Speed Control1 x Round ceiling diffuser 350mm1 x PCA Diffuser - PCA-2501 x ELTA - Single Phase Transformer 10amps2 x Remote Timer Control - 13513 x Push Timer Switch - ZA42 x Helios ZNE Electronic Fan Overrun Timer3 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Time Delay Unit - DT20B1 x 7 Day Programmable TIMECLOCK1 x TTC-2000 Three phase electric heater controller2 x ACOAS/ AC/EC Auto Changeover 8Amp2 x ACO8AC/EC AutoChangeover panel1 x CONTROL ECOWATT - Basic1 x EC-Vent control board1 x EM30-24 Electro-Mechanical Control Panel1 x EC-Vent Room Unit2 x Systemair Save Connect 2.0 Internet Module1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x EM30-24 Control Panel Commissioning Service1 x Duct Termination with Mesh - 200mm1 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3001 x PM230-TF, AC 230V Damper Actuator, Spring Return, 2 x SPDT, 72C Thermal Fuse1 x Single Deflection Grille 400mm with OBD damper2 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan2 x Remote controller FLEX - for VEKO INT2 x Helios TSW 7.5 Amp Transformer speed controller2 x Transformer 5 Speed Controller - ATC1-10TK1 x REU 1.5amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost2 x Transformer 5 Speed Controller - ATC1-4TK2 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Transformer 5 Speed Controller - ATC1-12TK2 x Helios TSW 3 Amp Transformer speed controller1 x RTRD - Three Phase Speed Controller - 2 Amp2 x Vent Axia ACM 150 inline mixed flow duct fan1 x RDS 11 Helios Transformer Controller With Motor Protection3 x Three Phase Transformer controllers - RMT 1.5 Amp1 x Helios TSW MCB Amp Transformer speed controller1 x Helios TSW 10 Amp Transformer speed controller1 x Helios TSW 1.5 Amp Transformer speed controller1 x Vent Axia ACM 200 inline mixed flow duct fan2 x Vent Axia ACM 100 inline mixed flow duct fan2 x Vent Axia ACM 125 inline mixed flow duct fan2 x Isolator Switch - ISOSW1 x DEF-140T Inlet Guard for the CBT-100N2 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x Two Speed Switch - REGUL-22 x Vent Axia T-Series Controller1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven2 x MWS 1.5 – Transformer Controller With Motor Protection2 x Speed Controller - REB52 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x Speed Controller - REB101 x TG-K3/NTC10-01 - Duct temperature sensor1 x CBS-60 Outlet Flange for CSB/CBT-601 x Transformer (silent) speed controller - RE 1.5 Amp3 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Transformer 5 Speed Controller - ATC1-2TK2 x Transformer 5 Speed Controller - ATC1-8TK1 x Helios TSW 0.3Amp Compact Transformer speed controller1 x TDP-D Pressure Sensor with Display1 x MWS 5 – Transformer Controller With Motor Protection Unit1 x Capacitor 2uf for use with the EBM A4E range1 x RDS 7 Helios Transformer Controller With Motor Protection2 x CS2 Current Switch1 x MV-B Dual Switch for use with Helios HQW plate fans,1 x Vent Axia SC5001 - Speed controller1 x TEM 035 - 5 Speed Transformer Speed Control1 x TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x ERR 20/1 Centrifugal inline fan2 x Helios HQW-200/2 - IP553 x WS - Reversing Switch from Helios Fans1 x EBM-Papst D2E097-BK76-98 Double inlet1 x Speed Controller - REB31 x ERR 31/1 Centrifugal inline fan2 x Helios HQW-200/4 - IP551 x Speed Controller - REB61 x FAST-TRACK RANGE 90mm - Click Ring (1 bag of 10)1 x ELM 18 EX Flexible Cuff for ERM 181 x Speed Controller - REB1-N1 x MTV-1/010 Controller 0 to 10V+1 x REU 3amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Temperature Controller - EDTW1 x MWS-75 Transformer controller with TK -7.5A1 x RTRD - Three Phase Speed Controller - 7 Amp1 x Temperature Fan Speed Controller - ATCP4-FLS1 x Rectangular Airbrick Adaptor2 x Multiflow SMB550/4-1AC2 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x REE-2 Electronic Speed Controller1 x Transformer Speed Control - RTRE- 5.0Amp1 x Transformer Speed Control - RTRE- 7.0Amp1 x Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x MTP 10, 10K, Speed control1 x Helios HQW-315/4 - IP551 x Multileaf Volume Control Dampers -500/500 Rectangular Flanged1 x PIR Sensor - PIR21 x Speed Controller - REB11 x CBM 9-9 550w 4P VR (Open Motor)1 x Transformer Speed Control - RTRE- 1.5Amp1 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x FFR 355 Filter Cassette1 x MTS10- extractor fan 3 step switch1 x Silent 100 Window Kit - windowS1 x Skyflow SSR Horizontal Roof Cowl SSR80B1 x Transformer Speed Control - RTRE- 3.0Amp1 x PIR Sensor - PIR41 x Control switch - CR1501 x CBA-60 Inlet Flange for CBT-601 x TD Mixvent 800/200 EEXEIIT31 x Vent Axia Silent 100T (TIMER)1 x DEF-CBM-RE-7 - Protection Guard1 x Helios HQW-250/4 - IP551 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x ELM 25 EX Flexible Cuff for ERM 251 x MEV Spider Wireless boost Switch - MEV-SWH-W1 x UB47- Universal Insulated Terminal1 x VTR 300 STD Filter Kit1 x DDMP 09/09 Mounting Flange1 x RTRD - Three Phase Speed Controller - 14 Amp1 x RTRD - Three Phase Speed Controller - 4 Amp2 x Helios HQW-630/4 - IP551 x CBT-100N Centrifugal1 x QPTW 250C Acoustic Twin Fan with Controller1 x Mini Diffuser - 100mm1 x Contactor Interface Station - CI91 x DDMP 12-12 3F 1810W M6A4 DG01 x TUNE-R-200-3-M4 - Control Damper1 x ELM 20 EX Flexible Cuff for ERM 221 x Speed Controller - REB161 x Compact SCD450/4-1AC1 x Elta 6 Amp Electronic single phase speed controller.1 x Silentub - STUB 1001 x Compact SCD500/4-3AC1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x GXC6EC - High Performance Extract Fan1 x GENIOX 11 Internal Mounted Unit1 x SAVE VSR 300 heat recovery unit1 x 204x60mm Insulated Rectangular Horizontal 45° Bend1 x 220x90mm Insulated Rectangular Horizontal 90° Bend1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x TUNE-R-315-3-M4 - Control Damper1 x BDS 800 RA b/d shutter1 x FAST-TRACK RANGE 75mm - Adjustable Air Restrictor1 x 220x90mm Insulated Rectangular Horizontal 45° Bend1 x 220x90mm Insulated Rectangular Vertical 45° Bend1 x VEKA INT 2000/15.0-L1 EKO1 x Electrostatic Precipitator - 1H x 3W1 x 204x60mm Insulated Rectangular Vertical 45° Bend1 x LFBR 160 G4 - Helios Inline Filter Box - 160mm1 x DVG-H 560D4/F400 IE2 - Smoke extract roof unit1 x CK-60F Kit1 x LFBR 315 G4 - Helios Inline Filter Box - 315mm1 x 204x60mm Insulated Rectangular Horizontal 90° Bend1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x 220x90mm Insulated Rectangular Vertical 90° Bend1 x TD160-NT Mixvent - 100mm - TD160 Timer1 x Singleflow SSDL315-1EC1 x CSB-60 Centrifugal fan1 x RS 80-50 L3 sileo. Centrifugal Rectangular Duct Fan1 x Duct Termination with Mesh - 355mm1 x Helios RR-250-C Centrifugal inline fan1 x 110 x 54mm Round to Rectangular Adaptor - Long1 x Ancillary Pack for SLC-800 for 4 Pole and SLC-800/6B-3AC1 x CBP-18/18-RC Belt Driven Centrifugal Fans1 x Duct Termination with Mesh - 710mm1 x EBM-Papst D3G133-BF05-14 Double inlet1 x VTR 500 STD Filter Kit1 x HIMF - Mixed Flow Fan 100mm Inline Fan1 x 204x60mm Insulated Rectangular Vertical 90° Bend1 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x Duct Termination with Mesh - 100mm1 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF400/4-1AC - Single Phase1 x CBA-100 Inlet Flange for CBT-1001 x Vertical Cowl and Fan (Single Phase) - RAV400-4-11 x DVV 560D4-XM/F4001 x CFI In-line 150 - Carbon Filter1 x DEF-900AN1 x CBT-80N Centrifugal1 x VKS 355-500 Automatic shutter1 x TUNE-R-250-3-M0 - Control Damper (NO ACTUATOR)1 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR1 x CBM 7/7 147w 4P RE-VR1 x Envirovent 4 Way Remote Control Switch - SWHBKRF-41 x Temperature Fan Speed Controller - ATCP4-WMS1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE2 x MWS 3 – Transformer Controller With Motor Protection1 x TEM 075 - 5 Speed Transformer Speed Control2 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x Transformer Speed Control - RTRE- 12.0Amp1 x TG-R room temperature sensor1 x Isolator Switch - EFF-ISO1 x DDMP 09-09 3F 2130W M6A4 DG01 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x BEAS-control module1 x DDMP 10-08 3F 2210W M6A4 DG01 x Envirovent G4 Filter - SL-G4/F71 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted3 x Transformer (silent) speed controller - RE 3.0 Amp1 x REE-1 Electronic Speed Controller1 x CBT-130N Centrifugal ATEX II 3D ExtD 125*C1 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR1 x Potentiometer EGH 01 - for DDMP Fans1 x Helios ESA-1 Surface mounted Speed Control 1amp1 x KBA- Inlet Mounting 2251 x Helios HQW-355/4 - IP551 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF450/4-1AC - Single Phase1 x Flakt Woods ME 1.6 speed controller 6.0amp - EA9011591 x 100mm Round Connector with Damper1 x GENIOX 11 Roof Mounted External Unit1 x Duct Termination with Mesh - 560mm1 x Comefri - TLZ 225 R - High Performance Scroll Fan1 x Elta SCP400/4-1AC - IP551 x ACO3TO-ADS-VFC-7.1A1 x Flat Roof Terminal -OFT 5 - Asphalt
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Reviews
TD-SILENT 350/125
TD-SILENT 350/125
£ 178.68

Excellent low noise fan, I've got one unit running years and...