• Model:SJMF-S250-1EC

Jetflow Silent SJMF-S 250-1EC

£ 692.72 (excl. VAT)

£ 831.26 (inc. VAT)

Jetflow Silent SJMF-S 250-1EC

• 3 standard sizes from 250mm
• Air volume flow rates up to 0.442 m3/s
• Static pressures up to 343 Pa
• Suitable for operating temperatures up to +60℃
• Acoustic design for low noise levels
• Low Specific Fan Powers
• Available in EC

Typical Applications
• Schools
• Colleges
• Shops
• Retail Parks
• Commercial
• Hotels
• Restaurants
• Cafes
• Cafeterias
• Pubs
• Offices
• General HVAC

Control
Supplied suitable for fixed speed
operation. A Detachable 5 metre lead
with 3.5mm jack connection to the unit
is supplied for connection to a remote
potentiometer, 0-10VDC or PWM Circuit.

Electrical Connection
Electrical connection via 1.5 metre Mains
lead complete with BS1363-1 UK 3-pin
plug BS1361 fuse 3A

Construction
Manufactured with aluminium or cold
rolled steel sheet, dependant on size.

Motor
Brushless EC motors are fitted as
standard. The IPX4 motor contains
sealed for life heavy duty NWB bearings.
All motors are suitable for use in ambient
air conditions up to +60℃.

PDF Files


1 x Transformer (silent) speed controller - RE 1.5 Amp1 x Envirovent G4 Filter - SL-G4/F71 x Elta 3 Amp Electronic single phase speed controller with TK1 x Helios HQW-630/4 - IP553 x TG-K3/NTC10-01 - Duct temperature sensor1 x KMBI 225 Connector rectangular/circular to install on the discharge of CMT1 x Elta 6 Amp Electronic single phase speed controller with TK4 x Helios HQW-200/4 - IP551 x EC-Vent control board2 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)3 x WS - Reversing Switch from Helios Fans3 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x Vent Axia T-Series Controller1 x REE-1 Electronic Speed Controller1 x Transformer 5 Speed Controller - ATC1-12TK1 x Elta ACO Panel 149-ACO18B1 x ACO 149-ACO1/EDV2 x Speed Controller - REB52 x Systemair Save Connect 2.0 Internet Module3 x MWS 1.5 – Transformer Controller With Motor Protection3 x Airvent ceiling fan controller1 x Transformer (silent) speed controller - RE 3.0 Amp2 x Elta Variable Speed Drive IP66 - 0.75KW1 x TG-R room temperature sensor2 x Commercial Single or 3 phase Fan Reversing Switch - RS13 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x Vent Axia ACM 100 inline mixed flow duct fan1 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x DEF-140T Inlet Guard for the CBT-100N1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp4 x Vent Axia Silent 100T (TIMER)1 x TUNE-R-200-3-M1 - Control Damper1 x TUNE-R-200-3-M4 - Control Damper2 x RDH FLEX-SQUARE - ADH/RDH 04502 x Speed Controller - REB102 x Transformer Speed Control - RTRE- 7.0Amp1 x EM30-24 Control Panel Commissioning Service1 x CMT-2 225/090 1.1KW - Single inlet centrifugal fan direct driven1 x EC-Vent Room Unit2 x Helios HQW-250/4 - IP553 x SG-200 Fan Guard for the HQW 2001 x 220x90mm Insulated Rectangular Horizontal 90° Bend1 x Flakt Woods ME 1.6 speed controller 6.0amp - EA9011591 x Single phase speed controller by auto-transformer - RMB 10.0 Amp2 x PIR Sensor - PIR21 x PIR Sensor - PIR42 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x Isolator Switch - EFF-ISO1 x EBM-Papst D4E225-BC01-17 Double inlet1 x Vent Axia ACM 150 inline mixed flow duct fan2 x Elta Variable Speed Drive IP66 - 2.2KW1 x Speed Controller - REB81 x Remote Timer Control - 13511 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x Speed controller with Reverse - REB-1R1 x CBS-60 Outlet Flange for CSB/CBT-601 x CBA-60 Inlet Flange for CBT-602 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x MV-B Dual Switch for use with Helios HQW plate fans,1 x Transformer Speed Control - RTRE- 12.0Amp1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x DDMP 12-12 3F 5700W M6M0 DG71 x SAVE VSR 300 heat recovery unit1 x EC6H - Reversible Group Fan Electronic Controller1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x CBS-100 Outlet Flange for CBT-1001 x Speed Controller - REB2.5-N1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven1 x Electronic extractor fan speed controller - FSC 1.51 x Helios TSW 1.5 Amp Transformer speed controller1 x DDMP 12-12 3F 1810W M6A4 DG01 x Speed Controller - REB1-N1 x UB47- Universal Insulated Terminal1 x CSB-60 Centrifugal fan
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 58.40

I have a loft mount extractor fan which was very noisy. I ...