Grundfos CUE Series Product Guide

Grundfos CUE
4
.75-300 HP
1-60 HP
Introduction
Grundfos CUE
The CUE is a series of frequency converters designed
for speed control of a wide range of Grundfos pumps.
Fig. 1 Grundfos CUE solution
Built-in E-pump functionality
The CUE solution contains the same control functionality as the Grundfos E-pumps and is thus a supplement to the
E-pump range. See the table below.
GrA4409
POWER SUPPLY
3 x 525-690V
3 x 525-600V
3 x 380-500V
3 x 200-240V
1 x 200-240V
0.25 1 3 10 30 90 300 HP
0.5-1.5 HP
1.5-10 HP
0.5-7.5 HP
0.75-30 HP
1-10 HP
10-300 HP
E-PUMPS
CUE
* Power supply only up to 480 V
**Power supply only 208 to 230 V
All CUE Solutions are available in two enclosure classes: IP21 (NEMA 1) or IP55 (Nema 12).

Grundfos CUE Series Specifications

General

Category	DC Drives
Output Voltage	24 V DC
Control Signal	0-10 V, 4-20 mA
Communication	Modbus RTU
Protection Features	Overvoltage, overcurrent, overtemperature, short circuit
Humidity	5% to 95% (non-condensing)
Enclosure class	IP20
Enclosure Rating	IP20