• 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

1 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x Helios HQW-315/4 - IP551 x CBM 12-12 1100w 6P Three Phase3 x Speed Controller - REB1-N3 x Transformer Speed Control - RTRE- 1.5Amp1 x CBM 9-9 550w 4P VR (Open Motor)1 x Duct Termination with Mesh - 355mm1 x 204x60mm Insulated Rectangular Vertical 90° Bend1 x MWS 1.5 – Transformer Controller With Motor Protection1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x GRA-100 External Grill by S&P1 x MTP 10, 10K, Speed control1 x RD35S-4DW.6W.3L - 122297 (Three Phase)1 x Elta Wall Cowl SWC35/401 x HIMF - Mixed Flow Fan 100mm Inline Fan1 x CBA-100 Inlet Flange for CBT-1001 x Helios RR-250-C Centrifugal inline fan1 x Singleflow SSDL315-1EC1 x WS - Reversing Switch from Helios Fans1 x AXC TP - 100mm Plastic Centrifugal Inline Fan1 x DDMP 12-12 3F 1810W M6A4 DG02 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x CBA-60 Inlet Flange for CBT-603 x Vent Axia Silent 100T (TIMER)1 x Vertical Cowl and Fan (Single Phase) - RAV400-4-11 x Elta Louvre Shutter - 400mm3 x QPTW 250C Acoustic Twin Fan with Controller1 x DS-2 2-Speed Switch (3 Phase)1 x TD Mixvent 800/200 EEXEIIT31 x Elta Wall Cowl SWC45/501 x CSB-60 Centrifugal fan1 x DA9/9-NT1 x CO2 Room Sensor - CO2-R1 x Round ceiling diffuser 200mm1 x Elta Wall Cowl SWC25/312 x Helios HQW-250/4 - IP551 x Silent 100 Window Kit - windowS1 x MTS10- extractor fan 3 step switch4 x PIR Sensor - PIR21 x Potentiometer EGH 01 - for DDMP Fans1 x Helios HQW-200/4 - IP551 x Speed Controller - REB81 x CBT-80N Centrifugal1 x TUNE-R-200-3-M0 - Control Damper (NO ACTUATOR)1 x Round ceiling diffuser 250mm1 x Comefri - TLZ 560 R - High Performance Scroll Fan1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7101 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x CK-60F Kit1 x EBM-Papst D4E225-BC01-17 Double inlet2 x Speed Controller - REB11 x Helios ESA-1 Surface mounted Speed Control 1amp1 x ENV 100 12v transformer SELV1 x Helios ZNE Electronic Fan Overrun Timer1 x UB47- Universal Insulated Terminal1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt 3V (3-Speed)1 x SPI-100 C Iris damper1 x SD-MUB Vibration pad set1 x Duct Termination with Mesh - 100mm1 x VTR 500 STD Filter Kit1 x Elta 6 Amp Electronic single phase speed controller.1 x CMT-2 120/50 - 0,09Kw - LG270 Single inlet centrifugal fan direct driven1 x Transformer (silent) speed controller - RE 3.0 Amp
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