1.4 References
Technical documentation for Grundfos CUE:
•
The manual contains all information required for putting CUE
into operation.
• The data booklet contains all technical information about the
construction and applications of CUE.
• The service instructions contain all required instructions for
dismantling and repairing the frequency converter.
Technical documentation is available on Grundfos Product Center
at www.grundfos.com.
If you have any questions, please contact the nearest Grundfos
company or service workshop.
2. Product introduction
2.1 Identification
2.1.1 Nameplate
CUE can be identified by means of the nameplate. An example is
shown below.
T/C: CUE203N315T5E21H2XGCXXXSXXXXAXBXCXXXXDX
IN: 3x380-500 V 50/60Hz 567/516A
OUT: 3x0-Vin 0-120Hz 600/540A
UL Type 1/IP21 Tamb. 40°C/104°F IE2 1.8%
SCCR 100 kA at UL Voltage range 380-500V
IIIIIIIIIIIBAR CODEIIIIIIIIIII
UL Voltage range 380-500V
See manual for special condition / mains fuse
Voir manuel de conditions spéciales / fusibles
TM087585
Example of nameplate
Text Description
T/C:
CUE (product name)
203N315... (internal code)
P/N Product number: 132H2972
S/N:
Serial number: 123456H123
The last three digits indicate the production
date: 12 is the week, and 3 is the year 2023.
315 kW (450
HP)
Typical shaft power on the motor
IN:
Supply voltage, frequency and maximum input
current
OUT:
Motor voltage, frequency and maximum output
current. The maximum output frequency usually
depends on the pump type.
UL Type 1/IP21 Enclosure class
Tamb. Maximum ambient temperature
IE Efficiency
SCCR Short Circuit Current Rating
2.2 UL listed motor
The pumps are equipped with UL listed motors. Due to structural
constraints, the UL listed mark on the motor nameplate might not be
visible.
5
English (US)