• 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 Elta Variable Speed Drive IP66 - 7.5KW1 x FU 15 40 Frequency Inverter1 x FU 075 52 Frequency Inverter (IP20)1 x FRQ-10A V2 Inverter Speed controller1 x Helios TSD 3.0 Transformer Speed Control (400v)1 x Frequency converter RUCK - FU 075 201 x Elta Variable Speed Drive IP66 - 4.0KW1 x Frequency converter FU 075 14 - IP661 x FU 22 25 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 0.75KW1 x FRQ5-4A V2 Inverter Speed Controller1 x FU 15 16 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 5.5KW1 x FRQ5-10A Inverter Speed controller1 x Elta Variable Speed Drive IP66 - 1.5KW1 x Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER1 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 10 Amp Electronic single phase speed controller.1 x FU 22 04 Frequency Inverter1 x Frequency converter RUCK - FU 075 211 x FU 075 04 Frequency Inverter (IP20)1 x ELTA - Three Phase Transformer 10amps1 x ELTA - Single Phase Transformer 2amps1 x NKS-D swirl diffuser v-300 x 300mm1 x Balance S Diffuser - NO RING - 125mm1 x Electronic extractor fan speed controller - FSC 1.51 x Circular Ceiling Diffuser - TST 1251 x EC6H - Reversible Group Fan Electronic Controller1 x Elta 2 Amp Electronic single phase speed controller.1 x Curved Blade Grille 600x600 (2way blow)1 x Airvent ceiling fan controller1 x Elta 3 Amp Electronic single phase speed controller with TK1 x Circular Ceiling Diffuser - TST 1001 x PCA Diffuser - PCA-3151 x ELTA - Single Phase Transformer 12amps1 x EFSC-3N- Single Phase Speed Control1 x Elta 3 Amp Electronic single phase speed controller.1 x Elta 6 Amp Electronic single phase speed controller with TK1 x Circular Ceiling Diffuser - TST 2001 x ELTA - Single Phase Transformer 16amps1 x ELTA - Single Phase Transformer 8amps1 x 5-Speed Controller for use with Elta SAX Classic Fans1 x COM-31 x Circular Ceiling Diffuser - TST 1601 x Round ceiling diffuser 400mm1 x ELTA - Single Phase Transformer 4amps1 x AIRVENT speed control - AIR4019611 x Balance S Diffuser - NO RING - 100mm1 x Round ceiling diffuser 200mm1 x EFSC-6N- Single Phase Speed Control1 x Elta 6 Amp Electronic single phase speed controller.1 x Round ceiling diffuser 300mm1 x Round ceiling diffuser 250mm1 x PCA Diffuser - PCA-2501 x ELTA - Single Phase Transformer 10amps1 x Round ceiling diffuser 350mm1 x Run On Timer - 5s - 4hrs - RT5A1 x Remote Timer Control - 13511 x Push Timer Switch - ZA41 x Helios ZNE Electronic Fan Overrun Timer1 x Time Delay Unit - DT20B1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x 7 Day Programmable TIMECLOCK1 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3001 x Egg Crate Grille with Dust panel filter 1 inch- 595x5951 x Single Deflection Grille 400mm with OBD damper1 x Non Vision 150mm x 150mm (Air Transfer) Grille - With Flange - MILL FINISH1 x Mini Diffuser - 100mm1 x Elta Variable Speed Drive IP66 - 2.2KW1 x JSR 200 Painted RAL50182 x DEF-140T Inlet Guard for the CBT-100N1 x TTC-2000 Three phase electric heater controller1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x ACO8AC/EC AutoChangeover panel1 x Elta ACO Panel 149-ACO14E1 x EM30-24 Electro-Mechanical Control Panel1 x CONTROL ECOWATT - Basic1 x EC-Vent control board1 x ACO 149-ACO1/EDV1 x Elta ACO Panel 149-ACO18B1 x Systemair Save Connect 2.0 Internet Module1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x EC-Vent Room Unit1 x EM30-24 Control Panel Commissioning Service1 x REB-CVF 0-10v Controller1 x Easy-fix termination kit - High Rise Ventilator - EFT1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x ELM 18 EX Flexible Cuff for ERM 181 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Elta Wall Cowl SWC56/631 x Elta Louvre Shutter - 400mm1 x GRA-100 External Grill by S&P1 x Elta Wall Cowl SWC25/311 x Elta Wall Cowl SWC45/501 x Elta Wall Cowl SWC35/401 x Jet Cowl - 315mm1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7101 x Helios TSW MCB Amp Transformer speed controller1 x Helios TSW 10 Amp Transformer speed controller1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x EBM-Papst D3G133-BF05-14 Double inlet1 x CBA-100 Inlet Flange for CBT-100
Reviews
Transformer (silent) speed controller - RE 1.5 Amp
Transformer (silent) speed controller - RE 1.5 Amp
£ 132.29

Unbelievable! With TDmixvent500: noise reduction minimum 50%...