ASKOMA ASKOHEAT Fitting Instructions, User Manual And Service Download Page 8 | Manualshive

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ASKO

HEAT

-

F+

Flange heater Ø 180mm

MV

-

012

-

6791.2

01.11.2021

www.askoma.com

Page 8

Electrical diagram

WARNING!

All power supply circuits must have been switched off before accessing
the connection terminals.

Electrical and connection diagram 1.75 kW

•

AHFR

-

BI

-

plus

-

1.75

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Summary of Contents for ASKOHEAT

Page 1: ... heating water AHFR BI plus 1 75 up to 5 8 kW AHFR BI plus 1 75 AHFR BI plus 3 5 AHFR BI plus 4 4 AHFR BI plus 5 8 Index General safety and assembly information Page 2 Operating instructions Page 3 Assembly instructions Page 4 User manual Page 6 Operating conditions Page 7 Electrical diagram Page 8 9 Service Page 10 Malfunction Page 10 Please keep in a safe place ...

Page 2: ...vice respectively inside the housing cover or can be found in the fitting instructions user manuals Do not place the device into operation until after having read the user manual These devices may be used by children aged 8 or more and by persons with reduced physical senso ry or mental capacity or those lacking in experience and or knowledge if they are supervised or if they have been instructed ...

Page 3: ... to be left in position Schwarzstahlspeicher factory setting When installing the heating element into a stainless steel or chrome steel boiler the slide switch DIP switch has to be switched to position Edelstahlspeicher Electrical connection The device is intended for fixed connection only and may be connected only to fixed cables Select a cable cross section suitable for the power rating of the d...

Page 4: ...ons 1 6 3 4 5 2 Screw the flange heater including the seal onto the storage tank note the installation position see TOP sticker Tighten screws by hand Carefully unscrew the housing cover Clean the sealing surface of the flange Tighten the screws with a torque wrench Fill the tank and check for leaks ...

Page 5: ...rature sensor optional Connection 1 Temperature sensor 1 Connection 2 Temperature sensor 2 Connection 3 Temperature sensor 3 Connection 4 Temperature sensor 4 Connection 5 GND Connection 6 Relay K4 Plug Z3 Heat pump request 0 10V analogue signal optional Connection 1 GND Connection 2 Heat pump request Connection 3 Analogue input 0 10V Connection 4 RS485 A Connection 5 RS485 B Connection 6 RS485 GN...

Page 6: ...en the temperature is reached the device switches off and on again automatically if necessary Safety temperatur limiter If the safety temperature limiter has tripped you can reset it with a 00 screwdriver through the opening marked Reset This cannot be done until the temperature has cooled down by approx 10K Emergency operation Emergency On The maximum heating output can be switched on immediately...

Page 7: ... off very fast flashing at start and stop update LED 2 CONNECTION Red Connection to local network LAN Green LAN Ethernet connected to a switch hub or router Yellow flashing Data communication over LAN Ethernet Blue flashing ASKOHEAT is running without LAN connection e g using only analog input LED 3 MODE Yellow Heater relais are active but without current flow switch off by thermostat Green Heater...

Page 8: ...mm MV 012 6791 2 01 11 2021 www askoma com Page 8 Electrical diagram WARNING All power supply circuits must have been switched off before accessing the connection terminals Electrical and connection diagram 1 75 kW AHFR BI plus 1 75 ...

Page 9: ...11 2021 www askoma com Page 9 Electrical diagram WARNING All power supply circuits must have been switched off before accessing the connection terminals Electrical and connection diagram 3 5 kW 5 8 kW AHFR BI plus 3 5 AHFR BI plus 4 4 AHFR BI plus 5 8 ...

Page 10: ...he system in this case The version currently valid can be downloaded under Downloads from our homepage 2x year When the heater is used in hard water areas it must be regularly descaled It is imperative that the local circumstances are paid attenti on to The build up of scale in the heating element can lead to the activation of the safety temperature limiter or thermal overloading thereby destroyin...

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