• Model:ACO8AC/EC

ACO8AC/EC AutoChangeover panel

£ 300.62 (excl. VAT)

£ 360.74 (inc. VAT)

The dual AC/EC fan controller is a mains powered, twin fan controller with enclosure, suitable for all EC 0-10V speed controllable and AC fans.

The fans run alternately based on a selectable changeover period.
Potentiometers allow setting of the two fan speeds, normal and boost. The fan speeds are selected by volt free contacts or 0-10V input.

There is also an optional single-fan operation mode. Two VFC inputs - Normal/Boost and Remote on/off
Alarm output for fan fail, solid state relay 230V/8A contacts
LED for Fan OK/Fault
LED Fan1/Fan2 run
Duty share/changeover 3/6/9/12/15/18/21/24 hour set via switch
Remote enable input, volt free contacts
Normal/Boost fan speed input.
Current sensing 1 to 8 amp
Option to external boost/run via 0-10V input via BMS
Max adjustable output 0-10V to fans
Fan fault volt free contacts
Can select to start fan A or fan B

Download datasheet HERE
PDF Files


Wiring info

2 x Elta 6 Amp Electronic single phase speed controller with TK1 x TG-K Duct temperature sensor3 x WS - Reversing Switch from Helios Fans2 x Elta 3 Amp Electronic single phase speed controller with TK2 x TG-K3/NTC10-01 - Duct temperature sensor1 x Single phase speed controller by auto-transformer - RMB 8.0 Amp2 x MWS 1.5 – Transformer Controller With Motor Protection1 x EC6H - Reversible Group Fan Electronic Controller2 x Transformer (silent) speed controller - RE 1.5 Amp2 x Helios HQW-200/2 - IP551 x Elta 10 Amp Electronic single phase speed controller.1 x KMBI 225 Connector rectangular/circular to install on the discharge of CMT1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x Transformer Speed Control - RTRE- 12.0Amp1 x Envirovent G4 Filter - SL-G4/F71 x Single phase speed controller by auto-transformer - RMB 10.0 Amp2 x Two Speed Switch - REGUL-21 x CBS-60 Outlet Flange for CSB/CBT-604 x Helios HQW-200/4 - IP552 x Helios HQW-630/4 - IP552 x TUNE-R-200-3-M1 - Control Damper2 x Electronic extractor fan speed controller - FSC 1.51 x REE-1 Electronic Speed Controller1 x Transformer Speed Control - RTRE- 7.0Amp1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR3 x Transformer (silent) speed controller - RE 3.0 Amp2 x Speed Controller - REB102 x Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x RDS 7 Helios Transformer Controller With Motor Protection1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans3 x Vent Axia Silent 100T (TIMER)1 x SG-200 Fan Guard for the HQW 2001 x Helios HQW-250/4 - IP551 x CMT-2 225/090 1.1KW - Single inlet centrifugal fan direct driven1 x Isolator Switch - ISOSW2 x EBM-Papst D4E225-BC01-17 Double inlet1 x MTP 10, 10K, Speed control2 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x MEV Spider Wireless boost Switch - MEV-SWH-W1 x Remote Timer Control - 13511 x Airvent ceiling fan controller1 x MV-B Dual Switch for use with Helios HQW plate fans,2 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Transformer 5 Speed Controller - ATC1-2TK1 x Helios TSW 1.5 Amp Transformer speed controller1 x PIR Sensor - PIR41 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x RDH FLEX-SQUARE - ADH/RDH 04502 x DDMP 12-12 3F 1810W M6A4 DG01 x Speed Controller - REB51 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR2 x TUNE-R-200-3-M4 - Control Damper1 x Multiflow SMB550/4-1AC2 x CBT-100N Centrifugal1 x Elta Variable Speed Drive IP66 - 0.75KW1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt 3V (3-Speed)1 x Transformer (silent) speed controller - RE 5.0 Amp
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