ProKiln GAC400
PROBE GAS SAMPLING SYSTEM | OI/GAC400-EN REV. A
51
7
Electrical connections
Safety instructions
Take into consideration the following safety instructions for all
actions related to electrical connections:
DANGER
Powered terminals
Terminal row for main Power and UPS power are still powered
when mains and UPS circuit breakers are switched off.
DANGER
Danger to life due to live parts!
• Only specialized electrical personnel may work on the
electrical system.
• Disconnect the probe gas sampling system from the
power supply before working on the electrical
components.
• Observe national regulations pertaining to electrical
equipment.
WARNING
Mechanical, thermal and material dangers
Risk of injury in the area of the probe gas sampling system
due to moving or falling parts, anti-freeze, lubricating oil.
• Wear general personal protective equipment:
• Closed overalls with long trousers and long sleeves
• Safety shoes (preferably boots covering ankles)
• Safety gloves suitable for mechanical work Safety glasses
• Protective helmet
• If necessary, additional protective equipment if prescribed
by the operator.
Connecting internal electric cables
Position of the connections
The location of the electric connections on the various modules
can be found in the electrical connection plan enclosed inside the
control cabinet when supplied.
All required internal lines are pre-installed in the probe retractor,
Cooling panel and Control Cabinet. All downline connections are
installed via the central connection point to the electrical
terminal boxes.
Cable specification
Cable specifications
Control Unit
Main power supply 230/400 V AC
3 ph N + PE, fuse 20 A,
Power consumption: 10 kVA
5G4mm
2
or 5 × AWG 11
UPS power supply 230 / 400 VAC
3 ph N + PE, fuse 16 A,
Power consumption: 5 kVA
5G2,5mm
2
or 5 × AWG 13
Control Unit to Retractor
Motor retractor (Shielded)
4G1,5 mm
2
shielded or 4 × AWG 15
shielded
Power supply motor brake
3G1,5 mm
2
or 3 × AWG 15
Power supply probe heating, sample
hose, valve heating
7G1,5 mm
2
or 7 × AWG 15
Power supply 24 VDC
7G1,5 mm
2
or 7 × AWG 15
Safety signals
7G1,5 mm
2
or 7 × AWG 15
Control Unit to Cooling Unit
Power supply motor
4G1,5 mm
2
or 4 × AWG 15
Power supply 24 V DC
5G1,5 mm
2
or 5 × AWG 15
Signals to Plant
Status signals output potential free
I/O’s Status and alarms / Remote /
Control input signals
25G1,5 mm2 or 25 × AWG 15
Modbus to AO2000 System
Signal interfaces
• Potential free I/O’s for status and alarms (Default)
• Modbus with AO2000 System
• Others on request
Power supply and signal interfaces diagram see .
System bus PROFINET®
Cables to be attached from the control cabinet to the
retractor and to the cooling unit on site.
