Nederman FlexPAK Standard, Руководство пользователя

Страница: 23 / 369

FlexPAK
3.4 Fuses
Fuse Size Type
Main fuse F1, 400 V 35 A Slow mains fuses
Main fuse F1, 460 V 40 A Slow mains fuses
Transformer, primary fuse F2 and F3
0,8 A
* Slow fuses, 10,3×38
Transformer, secondary protection PTC resistor
F4
50 mA
* Fast, 5×20
F5
1 A
* Slow, 5×20
* General size, see also included electrical diagrams.
3.5 Main components
WARNING! Explosion risk
Never use the unit without a plastic bag.
CAUTION! Risk of equipment damage
• Use only Nederman original spare parts and
accessories.
• Use Nederman original bags only.
Figure 3 , Figure 4 and Figure 5 show the main com-
ponents of the unit:
1
Collector bin, see Figure 3 .
2 Dust extractor, see Figure 3 .
3 Textile filter bags, see Figure 3 .
4 Filter holder, see Figure 3 .
5 Filter Cleaning Valve (FCV), see Figure 3 .
6 Connection duct from the dust extractor to the in-
let silencer, see
Figure 3
7 Start and control unit, see Figure 3 and Figure 4 .
8 Control panel, see Figure 3 and Figure 4 .
9 Emergency switch, see Figure 3 and Figure 4 .
10 Frequency converter, see Figure 3 and Figure 4 .
11 Frequency converter cooling air filter, see Figure 3
and Figure 4 .
12 Cooling valve, see Figure 3 and Figure 4 .
13 High-pressure side channel fan, with pump char-
acteristic, see Figure 3 and Figure 4 .
14 PT100 sensor, see Figure 4 .
15 Outlet silencer after fan, see Figure 4 and Fig-
ure 5 .
16 Cooling air hose from the frequency converter
cabinet, see Figure 5 .
17 Inlet silencer before the 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.
• The unit is CE-marked. Connections to the
unit, initial start-up and maintenance are
to be carried out according to the product
manuals. Pressure drop for complete system
shall be considered by the installation de-
signer or the user.
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 duct, 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. The 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 Terminals for external emergency stop.
4 Vacuum setpoint switch.
5 Safety relay.
EN
23