Honeywell 3400 Installation Instructions Manual page 14

E-MON CLASS 3400 METER
WARNING
Failure to attach the protective earth ground wire securely to the meter
creates a potential shock hazard. Do not operate the meter without a
protective earth ground connection securely installed.
3. Wire Entry:
E-Mon Class 3400 Meters are supplied with two 3/4" conduit K.O.s on the
bottom of the 4X enclosure for all wiring. The Type1 enclosures are supplied
with three 3/4" conduit K.O.s.
Route the appropriate cabling to and through the respective enclosure
opening.
After installing the conduit fitting and conduit, verify that each conduit slip
nut is securely tightened to its respective conduit fitting. Any unused open-
ings must be sealed with a UL rated plugging device suitable for the rating
of the enclosure.
4. Unit MAINS Wiring:
The first four positions of terminal block TB1, located at the bottom left cor-
ner of the main power board, are clearly labeled Phase A, B, C, N (neutral).
Earth Ground MUST be connected to the PCB mounting screw in the lower
right corner.
Connect the NEUTRAL wire to the appropriate terminal block position.
NOTE: For 3-wire delta-type applications, do NOT connect the neutral wire.
Remove the terminal block screw for this position.
a. Connect the NEUTRAL wire to the appropriate terminal block position.
b. Earth Ground: Connect the Earth Ground to the PCB mounting screw in
the lower right corner.
62-0398—02
Fig. 4. Terminal Block TB1.
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