Danfoss FC 300 Design Manual page 80

FC 300 Design Guide
Motor connection ≤ 7.5 kW IP 55 / NEMA type 12
All types of three-phase asynchronous standard
motors can be connected to the FC 300. Normally,
small motors are star-connected (230/400 V, Δ/
No. 96 97
U V
U1 V1
W2 U2
U1 V1
1) Protected Earth Connection
NB!
In motors without phase insulation paper or other insulation reinforcement suitable for oper-
ation with voltage supply (such as a frequency converter), fit an LC filter on the output of
the FC 300.
80
How to Install
98 99
W 1) Motor voltage 0-100% of mains voltage.
PE
3 wires out of motor
W1 Delta-connected
PE 1)
V2 6 wires out of motor
W1 1) Star-connected U2, V2, W2
PE
U2, V2 and W2 to be interconnected separately.
MG.33.B7.02 - VLT is a registered Danfoss trademark
Motor connection 11-22 kW IP 21 / NEMA type 1, IP55 /
NEMA type 12 (B1 and B2 enclosures)
Y). Large motors are normally delta-connected
(400/690 V, Δ/Y). Refer to the motor name plate
for correct connection mode and voltage.