Schneider Electric iEM3100, iEM3300, iEM3200 a meter wiring, Single-phase systems with CTs

iEM3100 / iEM3200 / iEM3300 series user manual Hardware and installation

Power system						Wiring
	N	N’ L1 L1’ L2	L2’	L3	L3’	N	N’ L1 L1’ L2	L2’	L3	L3’
	L1					L1
3PH4W	L2					L2
	L3					L3
	N	≤277 V L-N				N	≤277 V L-N

≤480 V L-L ≤480 V L-L

DANGER

HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH

• Do not connect N’ to the load when setting the wiring type on the meter to 1PH4W Multi L-N.

Failure to follow these instructions will result in death or serious injury.

Power system			Wiring
N	N’	L1	L1’ L2 L2’	L3	L3’
1PH multiple loads with neutral (1PH4W Multi L-N)1

1The 1PH4W Multi L-N wiring type is only available on the iEM3335, iEM3350, iEM3355, iEM3365 and iEM3375.

5 A / 1 A meter wiring

DANGER

HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH

•Never short the secondary of a voltage transformer (VT).

•Never open circuit a current transformer (CT); use the shorting block to short circuit the leads of the CT before removing the connection from the meter.

•Always use grounded external CTs for current inputs.

Failure to follow these instructions will result in death or serious injury.

Single-phase systems with CTs
250 mA fuses and disconnect switch
Shorting block
Power system		Wiring
	V1 V2 V3Vn	(I1)	(I2)	(I3)
1PH2W L-N
		S1	S2
		≤277 V L-N

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