Electrical Installation; Connection Of Electric Heater; Instrumentation And Control System; Digireg Digital Control System - S&P DUOVENT MODULAR DV Instruction Manual

6. ELECTRICAL INSTALLATION

In general, it is necessary to observe the provisions of ČSN 12 2002 and other related regulations. The device must be disconnected from the mains
during any inspection or service activities. The connection and earthing of electrical equipment must comply in particular with ČSN 33 2000-5-51
ed.3, ČSN 33 2000-5-54 ed.3 and the ČÚBP and ČBÚ decrees on professional competence in electrical engineering no. 50.
The connection of the DUOVENT
made by a separate supply cable, which is not part of the delivery of the device.
6.1 ELECTRIC HEATER CONNECTION
The cables of the electric heater are led to the terminal board of the electric heater and properly marked for the subsequent connection of the
control and management system. Additional information of the electric heater connection see chap. 5.2.3.
6.2 INSTRUMENTATION AND CONTROL (I&C) SYSTEM
The standard part of the unit is its own control system. The design of the unit is ready for cooperation with the Digireg
®
6.2.1 DIGIREG DIGITAL CONTROL SYSTEM
The control system is located in a compact sheet steel switchboard equipped with a main switch, digital controller on the PCB board and safety
and switching elements for individual HVAC units. The cables pass through plastic bushings with locking in the left side of the cabinet.
®
MODULAR DV/RV unit equipped with the Digireg
Ventilation units with heat recuperation
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DUOVENT MODULAR DV/RV
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I&C control system to the electrical distribution network is
35
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digital control unit.