• 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 Helios TSD 3.0 Transformer Speed Control (400v)1 x FU 22 25 Frequency Inverter1 x Elta 10 Amp Electronic single phase speed controller.1 x FU 075 04 Frequency Inverter (IP20)1 x Balance S Diffuser - NO RING - 125mm1 x PCA Diffuser - PCA-3152 x Electronic extractor fan speed controller - FSC 1.51 x Round ceiling diffuser 300mm1 x ELTA - Single Phase Transformer 4amps1 x AIRVENT speed control - AIR4019611 x ELTA - Single Phase Transformer 12amps1 x Round ceiling diffuser 250mm1 x COM-31 x EFSC-6N- Single Phase Speed Control1 x Round ceiling diffuser 350mm1 x Elta 6 Amp Electronic single phase speed controller.1 x PCA Diffuser - PCA-2501 x ELTA - Single Phase Transformer 10amps2 x Remote Timer Control - 13511 x TTC-2000 Three phase electric heater controller2 x ACOAS/ AC/EC Auto Changeover 8Amp1 x ACO8AC/EC AutoChangeover panel1 x RDS 11 Helios Transformer Controller With Motor Protection1 x Elta ACO Panel 149-ACO14E1 x EC-Vent control board1 x CONTROL ECOWATT - Basic1 x EM30-24 Electro-Mechanical Control Panel1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x Elta ACO Panel 149-ACO18B1 x EC-Vent Room Unit1 x Systemair Save Connect 2.0 Internet Module1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Elta Wall Cowl SWC56/631 x Elta Louvre Shutter - 400mm1 x Elta Wall Cowl SWC35/401 x Elta Wall Cowl SWC45/501 x Elta Wall Cowl SWC25/311 x Elta Variable Speed Drive IP66 - 7.5KW1 x Transformer 5 Speed Controller - ATC1-4TK1 x Transformer 5 Speed Controller - ATC1-10TK1 x FU 075 52 Frequency Inverter (IP20)1 x RTRD - Three Phase Speed Controller - 2 Amp1 x Frequency converter RUCK - FU 075 211 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x WS - Reversing Switch from Helios Fans1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven1 x EBM-Papst D2E097-BK76-98 Double inlet1 x Speed Controller - REB31 x MWS 1.5 – Transformer Controller With Motor Protection1 x Speed Controller - REB51 x TG-K3/NTC10-01 - Duct temperature sensor1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x PIR Sensor - PIR21 x CBM 9-9 550w 4P VR (Open Motor)1 x PIR Sensor - PIR41 x Transformer Speed Control - RTRE- 1.5Amp1 x Silent 100 Window Kit - windowS1 x Vent Axia Silent 100T (TIMER)1 x Transformer Speed Control - RTRE- 3.0Amp1 x MTS10- extractor fan 3 step switch1 x Speed Controller - REB2.5-N1 x DEF-CBM-RE-7 - Protection Guard1 x ELM 25 EX Flexible Cuff for ERM 251 x UB47- Universal Insulated Terminal1 x VTR 300 STD Filter Kit1 x CBT-100N Centrifugal1 x QPTW 250C Acoustic Twin Fan with Controller1 x Mini Diffuser - 100mm1 x CBT-80N Centrifugal1 x 100mm Round Connector with Damper1 x Duct Termination with Mesh - 560mm1 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR1 x Potentiometer EGH 01 - for DDMP Fans
BD9/9 centrifugal M4 0.35Kw
BD9/9 centrifugal M4 0.35Kw
£ 399.00 now £ 350.00
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 ...