IMP Pumps NMT(D) 40-100 & NMT SAN flanges User Manual
Page 16
GB
-16-
1. G
eneral
i
nfOrmatiOn
1.1
U
ses
The circulating pumps of the mentioned types are used for the transfer of liquid media within
the system of hot-water heating, air-conditioning and ventilation. They are designed as single
or twin variable-speed pumping aggregates where the speed is regulated by electronic device.
They are to be used with pure water or glycol/water mixture.
1.2
T
echnical
daTa
1.2.1
p
ump
labeling
1.2.2
c
OnnectiOn
and
electrical
data
Power ratings
NMT 40
NMT 50
NMT 65 NMT80/100
Rated voltage (U)
230V AC ±15%, 47-63Hz
Pumps can operate at reduced voltage with limited power
P=Imax*U.
Rated power (P)
500W
800W
1100W
1600W
Rated current
2.2A
3.5A
4.8A
7.0A
Current limit (Imax)
6A
8A
Startup
Built-in startup circuit.
standards and protection
Protection class
IP44
Insulation class
180 (H)
Motor protection
Thermal - built in
Medium temperature
-10°C do 110°C
Ambient temperature
0°C do 40°C
1
Water quality
VDI 2035
Rated pressure
6/10 bar
EMC (89/336 EEC)
EN 61000
LVD (73/23/EC)
EN 60335-1
EN 60335-2-51
Machine safety (98/37/EC)
EN ISO 12100
1
Ambient temperature should be 25°C or lower when medium exceeds 80°C.