Table of Contents
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3004224-2014-09-03
Electrical installation guide
for VEX320C/330C/330H with EXact2 control system
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
VEX320-330_EXact2
Original instructions
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Table of Contents
Related Manuals for Exhausto VEX330C
Summarization of Contents
Symbols, Terms and Warnings
Prohibition Symbol
Explains instructions marked with a prohibition symbol for serious or fatal injury.
Danger Symbol
Explains instructions marked with a danger symbol for personal injury or unit damage.
Scope
Applicability of EXact2 control system instructions and safety precautions.
Warnings
Work must be performed by an authorised electrician according to regulations.
Opening the Unit
Warning about opening service doors before disconnecting supply voltage.
Information Plate
Details shown on the VEX unit information plate, e.g., model and production number.
Connection Diagram for Supply Voltage and Connection Box
Diagram
Illustrates power supply, HMI panel and accessory connections at the connection box.
Diagram Explanation
Explanation of terms used in the connection diagram on the following page.
Further Info
Reference to Exact2 main board section for component connection details.
Accessories
Lists relevant accessories and refers to their specific instructions.
Installation of the VEX
Scope of Installation
Overview of VEX unit electrical installation connections: connection box, heating coils, cooling unit.
Connections in the Connection Box
Wiring configurations for terminal board in connection box for various components.
Dimensioning and Electrical Installation
Diagram
Diagram showing supply voltage connection to isolation switch.
Installation Requirements and Recommendations
Recommendations for fuses, max. rating, power supply cable, and earth leak circuit breaker.
VEX300C Electrical Components
Positioning of Electrical Components
Shows location of bypass damper motor, motor control, and flow/pressure meters.
VEX300C Components in Connection Box
Identifies components within the VEX300C connection box.
VEX330H Electrical Components
Positioning of Electrical Components
Shows location of bypass damper motor, motor control, and airflow control.
VEX330H Components in Connection Box
Identifies components within the VEX330H connection box.
Exact2 Main Board
Terminal Board on Exact2 Main Board
Overview of components connected to terminal blocks and their descriptions.
Connecting Shielded Cable to MODBUS
Specifies cable type and connection requirements for MODBUS.
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Questions and answers