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07/21 750.2158 Rev. B
11/16
EMIU 400W - 4 Option Mini Inverter
COMBINATION OF NORMALLY-ON, NORMALLY-OFF AND SWITCHED LOAD OPERATION
Utility
Neutral
Ground
input
Important:
For 277 V output: red wire
must be removed from120 V
side of the terminal block
and placed to 277 V side of
terminal block.
TB1 LOCATION
Orange
Black
Red
TO OBTAIN
120Vac OUTPUT
TO OBTAIN
277Vac OUTPUT
Orange
Black
Red
TB1
CONNECT RED WIRE TO APPROPRIATE
POSITION TO OBTAIN
CORRESPONDING OUTPUT VOLTAGE
NE
UT
RA
L
12
0V
ac
277V
ac
UNSWITCHED
INPUT
OUTPUT(LOAD)
SELECT THE CORRECT VOLTAGE AT TB1
CIRCUIT #3
HOT
SWITCHED (CONTROLLED)
NOT
LINE
CIRCUIT #4
CIRCUIT #2
CIRCUIT #1
HO
T
HO
T
HOT
NO
T
LINE
NOT
LI
N
E
NO
T
LINE
Neutral
Hot
CIRCUIT
#4
#3
#2
#1
US
ED
USE
D
US
ED
U
SED
CIRCUIT
CIRCUIT
CIRCUIT
Neutral
Hot
Neutral
Hot
Neutral
Hot
CIRCUIT #4
CIRCUIT #3
CIRCUIT #2
CIRCUIT #1
Neutral
Hot(120V)
UNSWITCHED
SWITCHED
INPUT
OUTPUT
INPUT
FIGURE 9
NOTE: WIRING DIAGRAMS HAVE BEEN SIMPLIFIED FOR CLARITY.
ACTUAL POSITION OF COMPONENTS MAY VARY.
Configuration shown: 120Vin // 120Vout.
For 277Vin // 277Vout, connect utility hot wire to 277V position
{
Circuit #1: Normally-ON
Circuit #2: Normally-OFF
Circuit #3 & 4: Switched
Hot
{
UTILITY
INPUT
NE
UT
RAL
NE
UT
RAL
NE
UT
RAL
NE
UT
RAL
CAP ALL
UNUSED
Typical
cable
Hot
Neutral
Ground
NEUTRAL
WIRES
