Grundfos CU 323 Series - Identification; Layout of the Back of CU 323

English (GB)
8
3.3 Layout of the back of CU 323
Fig. 6 Back of CU 323
3.4 Identification
3.4.1 Nameplate
CU 323 can be identified by means of the nameplate
on the back. See fig. 7.
Fig. 7 Nameplate
3.4.2 Type key
3.4.3 Protective earth terminal
The protective earth terminal is marked with the
symbol below. See fig. 8.
Fig. 8 Protective earth terminal
TM04 9272 3810
Pos. Description
1 Nameplate
2 Terminals for relay outputs
3 Terminals for digital outputs
4 Service connection
5 Terminals for digital inputs
6 Voltage indicator
7 Terminals for analog inputs
8 Terminals for PTC inputs
9 Terminals for CIM module, not standard
10 Cable clamps for GENIbus connection
11 Internal GENIbus connection
12 Terminals for power supply
TM04 9628 4810
Pos. Description
1 Type designation
2 Product number and version number
3 Rated voltage, frequency and power
4 Serial number
5 Production code (year, week)
Code Example CU 32 3 - 4
CU Control unit
32 Controller series
3 Model number
4 Number of pumps (2 to 4)
TM04 9739 5110
100-240 Vac 50/60 Hz - Max. 18W