• Model:CTB/4

CTB Series -Roof Mounted Fan

£ 677.30 (excl. VAT)

£ 812.76 (inc. VAT)

Range of centrifugal roof fans which are mounted directly above a circular duct for the ventilation of housings and small enclosures.
Centrifugal backward curved impeller in galvanised sheet steel.
Galvanised steel sheet housing protected by black epoxy polyester paint.
All models are fitted with bird proof guard.
4 different sizes for diameter ducts 160, 200, 250 and 315 mm.
ON-OFF switch IP55.
Duct connection flange with integrated rubber air seal.
Manual resetting thermal protector 155ºC.

Motors. All motors are IP55, Class F, direct drive.

Electrical supply:
Single phase motor 230V 50Hz.
Variable voltage.
Working temperature: -40ºC/+70ºC
PDF Files


CTB Series

Available Options

1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Helios HQW-200/4 - IP551 x Transformer (silent) speed controller - RE 3.0 Amp3 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x REE-1 Electronic Speed Controller2 x Transformer (silent) speed controller - RE 1.5 Amp1 x EC6H - Reversible Group Fan Electronic Controller5 x MTP 10, 10K, Speed control1 x Vent Axia T-Series Controller1 x Airvent ceiling fan controller1 x TG-R room temperature sensor2 x Helios PU10 Speed Potentiometer (Flush Mounted)2 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x Elta Wall Cowl SWC56/634 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS2 x Isolator Switch - EFF-ISO3 x Helios HQW-315/4 - IP553 x SG-200 Fan Guard for the HQW 2003 x Speed Controller - REB53 x Elta Variable Speed Drive IP66 - 0.75KW1 x Transformer Speed Control - RTRE- 7.0Amp3 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)3 x REB-CVF 0-10v Controller2 x Speed Controller - REB103 x Speed Controller - REB1-N3 x Transformer Speed Control - RTRE- 1.5Amp1 x GRA-100 External Grill by S&P3 x Transformer 5 Speed Controller - ATC1-2TK1 x Helios TSW 7.5 Amp Transformer speed controller2 x Vent Axia ACM 200 inline mixed flow duct fan2 x Helios TSW 1.5 Amp Transformer speed controller1 x RDH FLEX-SQUARE - ADH/RDH 04501 x Multiflow SMB550/4-1AC2 x EBM-Papst D4E225-BC01-17 Double inlet1 x Elta Wall Cowl SWC45/502 x Vent Axia Silent 100T (TIMER)1 x Elta Louvre Shutter - 400mm3 x Elta Variable Speed Drive IP66 - 2.2KW3 x MTS10- extractor fan 3 step switch1 x Elta Wall Cowl SWC25/311 x TD Mixvent 800/200 EEXEIIT31 x Transformer 5 Speed Controller - ATC1-8TK5 x QPTW 250C Acoustic Twin Fan with Controller2 x Elta 6 Amp Electronic single phase speed controller.1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x Envirovent 4 Way Remote Control Switch - SWHBKRF-41 x Transformer (silent) speed controller - RE 5.0 Amp1 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan3 x Helios HQW-250/4 - IP552 x PIR Sensor - PIR22 x RDS 11 Helios Transformer Controller With Motor Protection2 x CBM 9-9 550w 4P VR (Open Motor)3 x Compact SCD450/4-1AC2 x TUNE-R-200-3-M1 - Control Damper1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7102 x UB47- Universal Insulated Terminal2 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x ELM 18 EX Flexible Cuff for ERM 181 x Quietflow SQS100-1ECL - Centrifugal Box Fan2 x Speed Controller - REB11 x CBA-100 Inlet Flange for CBT-1003 x Helios RR-250-C Centrifugal inline fan1 x Jet Cowl - 315mm1 x REE-2 Electronic Speed Controller1 x 7 Day Programmable TIMECLOCK2 x Elta 10 Amp Electronic single phase speed controller.1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)2 x FRQ5-10A Inverter Speed controller2 x RD35S-4DW.6W.3L - 122297 (Three Phase)1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR2 x Potentiometer EGH 01 - for DDMP Fans1 x Transformer speed controller - ATC1 - 1.5 Amps1 x GXC6EC - High Performance Extract Fan3 x Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x KKS 100 silencer-section - For use with the MUB 100 size Fans.1 x Comefri - TLZ 450 R - High Performance Scroll Fan1 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)1 x Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans.1 x LFBR 315 G4 - Helios Inline Filter Box - 315mm1 x Contactor Interface Station - CI91 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x MEV Spider Wireless boost Switch - MEV-SWH-W2 x Flat Roof Terminal -OFT 5 - Asphalt2 x 100mm Round Connector with Damper1 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3001 x Vent Axia SC5001 - Speed controller1 x ERR 20/1 Centrifugal inline fan1 x CBS-100 Outlet Flange for CBT-1002 x Transformer 5 Speed Controller - ATC1-4TK1 x DEF-140T Inlet Guard for the CBT-100N1 x ENV 100 12v transformer SELV1 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR1 x PIR Sensor - PIR41 x Transformer 5 Speed Controller - ATC1-10TK1 x CBA-60 Inlet Flange for CBT-601 x Elta Variable Speed Drive IP66 - 5.5KW1 x Silent 100 Window Kit - windowS1 x Elta SCP400/4-1AC - IP551 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x TG-K Duct temperature sensor1 x Electrostatic Precipitator - 1H x 3W1 x SD-MUB Vibration pad set1 x TD160-NT Mixvent - 100mm - TD160 Timer1 x Duct Termination with Mesh - 400mm1 x CS2 Current Switch1 x MWS 3 – Transformer Controller With Motor Protection1 x CBB-60N Centrifugal1 x Elta - Room Sensor - Temp/Humid/C021 x Egg Crate Grille with Dust panel filter 1 inch- 595x5951 x CBT-100N Centrifugal1 x DDMP 10-08 1F 1000W M6A2 DA51 x CBM Low Pressure Centrifugal Fan - CBM 7/7 6 Pole 72watt CVR
Reviews
EM 250-E2M 01- Etamaster-250
EM 250-E2M 01- Etamaster-250
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Really well made but comes with no speed controler? ?and can...