Fitting Incoming Switch
EMS1253 & EMS1253N
Before fitting the switch ensure the
terminals are fully open. Locate the
switch onto the stabs ensuring the din
rail clip is hooked over the mounting
bracket. Tighten the terminals
to 2.4Nm
Mounting bracket
Din rail mounting clip
Fitting Neutral Link assy- 300960
Slide the neutral assembly into position with the
mounting bracket hook engaged in the incomer
mount. Bolt the neutral copper connection to the
busbar with the M5 x 12 fixing to 4.5Nm.
Inner cover Cutaway for 4P Incomer
When a 4 pole incomer is fitted the cutaway on
the inner cover needs to be removed .
Incomer mount
Mounting bracket hook
4.5Nm
Single Phasing Kit - 300969
Position the two comb busbars back to back
and fit in the L1/L2/L3 fork terminals of the
switch on the incoming side.
2.4Nm
