• Model:STDL250-1EC

Twinflow STDL250-1EC

£ 1,691.02 (excl. VAT)

£ 2,029.22 (inc. VAT)

Twinflow STDL fans are suitable for external mounting. The range incorporates advanced backward curved impellers.

Standard size 250mm
Air volume flow rates up to 0.336 m3/s
Static pressures up to 6487 Pa
Suitable for operating temperatures up to +60℃
Redesigned casing to improve airflow and reduce specific fan powers
Auto Changeover Panel Included
Acoustically lined internally to reduce breakout noise levels
Low Specific Fan Powers
Configurable with optional demand control (DCV) for easy connection to sensors and spigot type
Available in EC

Options
Circular Spigot - (Standard)
Circular Spigot and DCV - (DCV)
Rectangular Spigot - (R)
Rectangular Spigot & DCV - (RDCV)

PDF Files


STDL Data Sheet

Available Options

1 x ELTA - Single Phase Transformer 2amps1 x Circular Ceiling Diffuser - TST 1603 x COM-31 x AIRVENT speed control - AIR4019611 x ELTA - Single Phase Transformer 4amps1 x Round ceiling diffuser 200mm1 x Balance S Diffuser - NO RING - 100mm1 x Round ceiling diffuser 350mm1 x Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER1 x Frequency converter RUCK - FU 075 211 x Circular Ceiling Diffuser - TST 1251 x Elta 2 Amp Electronic single phase speed controller.1 x Circular Ceiling Diffuser - TST 1001 x Airvent ceiling fan controller1 x PCA Diffuser - PCA-2501 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x Remote controller FLEX - for VEKO INT1 x FU 22 04 Frequency Inverter2 x Three Phase Transformer controllers - RMT 1.5 Amp1 x EFSC-6N- Single Phase Speed Control1 x Round ceiling diffuser 300mm1 x Elta 6 Amp Electronic single phase speed controller.2 x Isolator Switch - ISOSW1 x Round ceiling diffuser 250mm1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Envirovent 4 Way Remote Control Switch - SWHBKRF-42 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x FU 15 40 Frequency Inverter1 x FU 22 25 Frequency Inverter1 x FRQ5-10A Inverter Speed controller2 x Push Timer Switch - ZA41 x Helios TSW 3 Amp Transformer speed controller1 x BEAS-control module1 x MV-B Dual Switch for use with Helios HQW plate fans,1 x WS - Reversing Switch from Helios Fans1 x Helios TSW 7.5 Amp Transformer speed controller1 x Transformer 5 Speed Controller - ATC1-12TK1 x Helios TSW MCB Amp Transformer speed controller3 x Vent Axia ACM 125 inline mixed flow duct fan1 x ELTA - Single Phase Transformer 12amps2 x MWS 3 – Transformer Controller With Motor Protection1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x Helios HQW-200/2 - IP551 x MWS 1.5 – Transformer Controller With Motor Protection1 x Helios HQW-200/4 - IP551 x Helios ZNE Electronic Fan Overrun Timer1 x Remote Timer Control - 13511 x Helios TSW 1.5 Amp Transformer speed controller1 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x Electronic extractor fan speed controller - FSC 1.51 x Transformer Speed Control - RTRE- 12.0Amp1 x Time Delay Unit - DT20B1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Transformer (silent) speed controller - RE 3.0 Amp1 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x 7 Day Programmable TIMECLOCK1 x Speed Controller - REB101 x Elta Variable Speed Drive IP66 - 2.2KW1 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x Systemair Save Connect 2.0 Internet Module1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x Multiflow SMB550/4-1AC1 x Isolator Switch - EFF-ISO1 x SG-200 Fan Guard for the HQW 2001 x Vent Axia ACM 200 inline mixed flow duct fan1 x Vent Axia ACM 100 inline mixed flow duct fan1 x TG-K3/NTC10-01 - Duct temperature sensor1 x Transformer 5 Speed Controller - ATC1-2TK1 x Vent Axia ACM 150 inline mixed flow duct fan1 x Transformer 5 Speed Controller - ATC1-4TK1 x Elta 6 Amp Electronic single phase speed controller with TK
Reviews
DAOSL Back Draft Damper
DAOSL Back Draft Damper
£ 11.49

Look good, works well, except the shaft of the lanellae cuts...