• 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 BEAS-control module2 x Single phase speed controller by auto-transformer - RMB 8.0 Amp2 x Helios HQW-200/2 - IP551 x EC-Vent Room Unit3 x EC6H - Reversible Group Fan Electronic Controller1 x Envirovent G4 Filter - SL-G4/F71 x Systemair Save Connect 2.0 Internet Module3 x MWS 1.5 – Transformer Controller With Motor Protection3 x Electronic extractor fan speed controller - FSC 1.51 x Elta Variable Speed Drive IP66 - 7.5KW3 x WS - Reversing Switch from Helios Fans3 x Vent Axia T-Series Controller2 x Helios HQW-630/4 - IP551 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5003 x Transformer Speed Control - RTRE- 12.0Amp1 x EM30-24 Control Panel Commissioning Service5 x Transformer (silent) speed controller - RE 3.0 Amp1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted5 x TG-K3/NTC10-01 - Duct temperature sensor1 x CMT-2 225/090 1.1KW - Single inlet centrifugal fan direct driven2 x REE-1 Electronic Speed Controller2 x Transformer (silent) speed controller - RE 1.5 Amp1 x Easy-fix termination kit - High Rise Ventilator - EFT2 x Remote Timer Control - 13514 x Helios HQW-200/4 - IP552 x Commercial Single or 3 phase Fan Reversing Switch - RS14 x Airvent ceiling fan controller1 x CBS-60 Outlet Flange for CSB/CBT-601 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3552 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS4 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans3 x Vent Axia Silent 100T (TIMER)2 x MTP 10, 10K, Speed control3 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x TD Mixvent 800/200 EEXEIIT32 x TUNE-R-200-3-M1 - Control Damper2 x EBM-Papst D4E225-BC01-17 Double inlet1 x Transformer Speed Control - RTRE- 7.0Amp2 x TG-R room temperature sensor1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)2 x Speed Controller - REB52 x Helios PU10 Speed Potentiometer (Flush Mounted)2 x Multiflow SMB550/4-1AC2 x Transformer (silent) speed controller - RE 5.0 Amp1 x Elta Wall Cowl SWC56/633 x Elta Variable Speed Drive IP66 - 0.75KW1 x Speed Controller - REB102 x Transformer Speed Control - RTRE- 1.5Amp1 x Two Speed Switch - REGUL-21 x Helios HQW-315/4 - IP552 x Helios TSW 1.5 Amp Transformer speed controller1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x PIR Sensor - PIR21 x Vent Axia ACM 200 inline mixed flow duct fan1 x ELM 18 EX Flexible Cuff for ERM 181 x Isolator Switch - EFF-ISO1 x Isolator Switch - ISOSW1 x CBA-60 Inlet Flange for CBT-602 x SG-200 Fan Guard for the HQW 2002 x Helios HQW-250/4 - IP551 x RDH FLEX-SQUARE - ADH/RDH 04501 x DDMP 12-12 3F 1810W M6A4 DG0
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