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Exhausto VEX100 Manual

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3004524-2014-08-27
Guide to Electrical Installation of
VEX100 with electric heating coil and EXact2
ON
Electrical installation........................................Chapter 1 + 2
EXHAUSTO A/S
Odensevej 76
DK-5550 Langeskov
Tel. +45 65 66 12 34
Fax +45 65 66 11 10
exhausto@exhausto.dk
www.exhausto.dk
VEX100_HCE_EXact2
Original instructions

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Summary of Contents for Exhausto VEX100

  • Page 1 VEX100_HCE_EXact2 3004524-2014-08-27 Guide to Electrical Installation of VEX100 with electric heating coil and EXact2 Electrical installation........Chapter 1 + 2 Original instructions EXHAUSTO A/S Tel. +45 65 66 12 34 Odensevej 76 Fax +45 65 66 11 10 DK-5550 Langeskov exhausto@exhausto.dk...

  • Page 2: Table Of Contents

    2.2. Dimensioning and electrical installation.............9 2.2.1. Installation requirements and recommendations...........10 2.2.2. Electrical connections..................11 2.3. Electrical components..................12 2.3.1. Control fuses integrated in VEX100 with electric heating coil .......15 2.3.2. Components in the connection box...............16 2.4. EXact2 main board....................19 2.4.1. Terminal board on Exact2 main board............19 2.4.2.
  • Page 3 Scope These instructions apply to the EXHAUSTO EXact2 control system. Please refer to the product instructions regarding accessories and extra equipment. The instructions must be fully observed to ensure personal safety and to protect the equipment and ensure its correct operation.
  • Page 4 The VEX unit rating plate shows: ● VEX unit, type (1) ● production number (2) Always have the production number ready when contacting EXHAUSTO A/S. Lock the air han- The VEX unit must always be locked dling unit during op- during operation: ●...

  • Page 5: Connection Diagram For Supply Voltage And Connection Box

    HMI display panel and various accessories that can be connected at the connection box. Key to diagram on the following page Designation Description Supplied by Connection box EXHAUSTO MCCW, MXCU EXHAUSTO Distribution board fuses Customer Connection box control fuses EXHAUSTO Distribution board group switch...

  • Page 6: Connection Diagram For Supply Voltage And Connection Box

    Connection diagram for supply voltage 3004524-2014-08-27 and connection box 1.1.1 Connection diagram for supply voltage and connection box * Not supplied by EXHAUSTO ** 120 Ω terminating resistor 6/24...

  • Page 7: Termination

    Connection diagram for supply voltage 3004524-2014-08-27 and connection box 1.1.2 Termination The first and last devices on the bus must be terminated. The diagrams below show two termination examples. See position of jumper JP2 on EXact2 Main Board in section “Terminal board on EXact2 Main Board”. Then See diagram no.

  • Page 8: Cable Plan

    Connection diagram for supply voltage 3004524-2014-08-27 and connection box 1.2 Cable plan The cable plan below shows the accessories that can be connected in the connection box. 8/24...

  • Page 9: Installation Of The Vex

    Installation of the VEX 3004524-2014-08-27 2. Installation of the VEX 2.1 Scope of installation VEX unit The electrical installation for the VEX unit comprises the following connections: Connection to VEX unit: ● Connection box ● MXCU module for external cooling coil (if any) ●...

  • Page 10: Installation Requirements And Recommendations

    Installation of the VEX 3004524-2014-08-27 Diagram The supply voltage must be connected to the isolation switch as shown in the dia- gram in section 1. 2.2.1 Installation requirements and recommendations Isolation switch and An isolation switch and control fuses have been integrated in the unit. The control control fuses fuses protect internal electrical components from overload and short-circuiting.

  • Page 11: Electrical Connections

    Installation of the VEX 3004524-2014-08-27 2.2.2 Electrical connections VEX type Output HCE [kW] Voltage[V] Dimensioned power consumption [A] (max. phase current) VEX140H/140C/140V 3x400V+N+PE ~ 50Hz 15,5 14,4 26,0 VEX150H/150V 3x400V+N+PE ~ 50Hz 26,0 34,7 VEX160H/160V 14,4 3x400V+N+PE ~ 50Hz 36,5 21,6 46,7 28,8...

  • Page 12: Electrical Components

    Installation of the VEX 3004524-2014-08-27 2.3 Electrical components Positioning of elec- The drawings below show the location of bypass damper motor, motor control, trical components temperature sensors and other components. VEX140-160HL Tice MPT3 MPT2 Outdoor air Exhaust air MPT1 TE2.1 TE1.2 Supply air Extract air...
  • Page 13 Installation of the VEX 3004524-2014-08-27 VEX170 TSA80 Tice MPT3 TE2.1 Outdoor air Exhaust air MPT1 MPT2 TE1.2 Supply air Extract air TE2.2 TSA70 TSA90 TE1.1 VEX140-160VL TE2.2 TSA70 TE1.2 TSA90 Supply air Exhaust air MPT1 Tice TSA80 Extract air Outdoor air MPT3 TE1.1 TE2.1...
  • Page 14 Installation of the VEX 3004524-2014-08-27 VEX140CL Tice MPT1 MPT3 MPT2 Outdoor air Exhaust air TE1.2 TE2.1 Supply air Extract air TE2.2 TSA70 TSA90 TSA80 TE1.1 Component Description Extract air motor Supply air motor Bypass damper motor Motor control, extract air/exhaust air motor Motor control, outdoor air/supply air motor MPT1 AFC (airflow control)

  • Page 15: Control Fuses Integrated In Vex100 With Electric Heating Coil

    Installation of the VEX 3004524-2014-08-27 2.3.1 Control fuses integrated in VEX100 with electric heating coil VEX size Output HCE Fuse for control Fuse for MC1 Fuse for MC2 Common fuse for [kW] system (1x230V) (1x230V) 2 pole (1x230V) 2 pole...

  • Page 16: Components In The Connection Box

    Installation of the VEX 3004524-2014-08-27 2.3.2 Components in the connection box VEX140 LEFT RIGHT Pos. Component Isolation switch Terminal row Control fuses Power Supply EXact2 main board 16/24...
  • Page 17 Installation of the VEX 3004524-2014-08-27 VEX150-160 LEFT RIGHT Pos. Component Isolation switch Terminal row Control fuses Power Supply EXact2 main board 17/24...
  • Page 18 Installation of the VEX 3004524-2014-08-27 VEX170 LEFT RIGHT Pos. Component Isolation switch Terminal row Control fuses Power Supply EXact2 main board Contactor for HCE 18/24...

  • Page 19: Exact2 Main Board

    Installation of the VEX 3004524-2014-08-27 2.4 EXact2 main board 2.4.1 Terminal board on Exact2 main board The layout drawing below gives an overview of components (standard + accessory) that can be connected to the terminal blocks. Component Terminal board Description connection 1 - 4 Bus for external parts...

  • Page 20: Connecting Shielded Cable To Modbus

    Installation of the VEX 3004524-2014-08-27 Component Terminal board Description connection Light/CP 37 - 38 Light or circulation pump (if IHCW has been selected, the CP function is activated) For service use DI SPARE TIMERBUTTON2/TIMERBUTTONEU2 AI SPARE CO2B/RHB 24 V supply for MLON/MTCP Service HMI Service HMI Plug for connecting extra HMI panel, see section "Servicing - connection...

  • Page 21: Service - Connection Of Additional Hmi Control Panel

    Installation of the VEX 3004524-2014-08-27 Connection Wires and screen must be connected as shown in the table below Wire Action Wires Carefully strip the wires - as little as possible Symbol: and ensure they do not become damaged/bro- Twisted pair Twist 0 V and 24 V wires together as a twisted pair Twist A and B wires together as twisted pair...
  • Page 22 3004524-2014-08-27 22/24...
  • Page 23 3004524-2014-08-27 23/24...

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