Connections; Start And Control Unit - Nederman FlexPAK 800 Bedienungsanleitung

9.
Emergency switch, see figure 3 and 4.
10. Frequency converter, see figure 3 and 4.
11. Frequency converter cooling air filter, see figure 3 and 4.
12. Cooling valve, see figure 3 and 4.
13. High pressure side channel fan, with pump characteristic, see figure 3 and 4.
14. PT100 sensor, see figure 4.
15.
Outlet silencer after fan, see figure 4 and 5.
16.
Cooling air hose from the frequency converter cabinet, see figure 5.
17.
Inlet silencer before fan, see figure 4.
18.
Pressure sensor, see figure 4.
19.
Acoustic enclosure, see figure 4.
20.
Compressed air supply, see figure 5.
3.6

Connections

NOTE! The exhaust air duct is to be routed straight and as short a distance as possible.
NOTE! The unit is CE-marked. Connections to the unit, initial start-up and maintenance are
to be carried out according to the product manuals.
Equipment such as cables and hoses are not supplied and are to be obtained locally.
Figure 9 shows the normal connections to the unit. They are as follows:
1.
Inlet Ø 150 mm.
2.
Exhaust air duct, Ø 160 mm (for lengths <12 m).
3. PS cable from valves at workstations.
4. Incoming 3-phase power supply with a Protective Earth (PE) cable.
5. Compressed air supply, Ø 6 mm nylon hose.
6. Compressed air valve, size G1/4" or G1/2".
7.
Water and dirt trap. Compressed air supply is to be clean and dry.
8.
Maintenance switch according to standard.
9.
Power cable to the unit.
3.7

Start and control unit

The unit has a start and control unit, see figure 7. The start and control unit has the
following components:
1.
Transformer TR1, 60 W.
2.
Connection block for the transformer TR1.
3.
Transformer primary fuses F2 and F3.
4.
Terminals for external emergency stop.
5.
Programmable Logic Controller (PLC).
6.
Data Unit 2 (DU2), I/O module.
7.
AM 2 PT100, temperature sensor input expansion module.
8.
Filter cleaning/test start button.
9.
Standby/Running button, which is the On/Off button.
10.
Emergency switch.
FlexPAK 800/1000 EN
19