MTR-3
Installation Instructions
DEIF A/S
Page 11 of 51
System/connection
Terminal assignment
Connection 1b (1W)
Single-phase connection
Connection 3b (1W3)
Three-phase – three-wire connection with
balanced load
Connection 3u (2W3u)
Three-phase – three-wire connection with
unbalanced load
Direct connection 3u
(
2W3u
)
Three-phase, three-wire direct connection
Connection 4b (1W4)
Three-phase – four-wire connection with
balanced load