3.6.2 Power Supply Connection (Mains)
1.
Connect the ground cable.
2.
Connect L2 or L1 and N, see
.
Mains cables must be dimensioned according to national
and local standards.
175ZB052.11
L1
L2/N
Illustration 3.3 Power Supply Connections
3.6.3 Motor (Compressor) Connection
Danfoss offers different compressor models according to
the desired level of EMC compliance for radiated
emissions. Compressors for installations in the EU have a
rectangular terminal box with provision for using EMC
gland sets for shielded cable, while the models for instal-
lations in North America have a round shaped terminal
box (see
and
The order of phases is inevitable in both cases. Always
connect T1 on the drive with T1 on the compressor and T2
and T3 accordingly, see
Observe maximum current ratings for spade type angular
cable connectors according to manufacturer’s product
data.
T1
C
T3 A
T2
B
T1
C
T3A
T2
B
130ZB122.10
Illustration 3.4 Motor (Compressor) Connection, EU Models
EU models:
The terminal box provides punch outs on the right side for
25 mm glands and in the bottom for 28 mm glands.
Connect wires for T1, T2, T3 and ground (PE) inside the
terminal box and install EMC cable gland set accordingly.
NAM models:
Connect wires for T1, T2, T3 and local grounding.
T
3
T
1
T
2
R
C
S
175ZB047.10
Illustration 3.5 Motor (Compressor) Connection, NAM Models
Electrical Installation
VLT
®
Inverter Scroll CDS 801 Operating Instructions
16
MG10V402 - VLT
®
is a registered Danfoss trademark
3
3
