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NIKKO Electric
Mfg Company Ltd - Circuit
Protectors - Breakers
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Section#1... TYPE
IM-1 Nikko
Circuit Protector - Nikko Electric Mfg Co Ltd - Circuit Protectors
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A... Type IM-1
Side View - 1 Pole
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B... Type IM-1
Front View - 1 Pole |
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Missing Dimension AT Top
= 2.02"
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Circuit
Protector - Type IM-1 Not all Nikko types available
in the USA, substitute units available for most series.
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Section#2... TYPE
IM-2 Nikko
Circuit Protector - Nikko Electric Mfg Co Ltd - Circuit Protectors |
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A...
Type IM-2 Side View -
2 Pole |
B...
Type IM-2 Front
View
- 2 Pole |
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Nikko 2 pole units have only 1
actuator, replacement units have 2
actuators, but same form
& fit
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Circuit
Protector - Type IM-2 Not all Nikko types available
in the USA, substitute units available for most series.
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Section#2A... TYPE
UPM-2 Nikko
Circuit Protector - Nikko Electric Mfg Co Ltd - Circuit Protectors |
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A...
Type UPM-2
Side View -
2 Pole |
B... Replacement
Layout |
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Some Nikko 2 pole units have aux
connections (GFCI) which must be re-configured...
Mounting holes & cutout must be field modified...
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Nikko 2 pole units have only 1
actuator, replacement units come in two styles
1 or 2
actuators, but similar form
& fit... See section #7 below!!
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Circuit
Protector - Type UPM-2 Not all Nikko types available
in the USA, substitute units available for most series.
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Section#3... TYPE
IM-3 Nikko
Circuit Protector - Nikko Electric Mfg Co Ltd - Circuit Protectors
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A... Type IM-3
Side View - 3
Pole
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B... Type IM-3 Front View
- 3 Pole |
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Nikko 3 pole units have only
1 actuator, replacement units have 3
actuators, but same form &
fit
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Circuit
Protector - Type IM-3 Not all Nikko types available
in the USA, substitute units available for most series.
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Section#4... Terminal Types
Im Series
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Nikko Circuit Protector - Nikko Electric Mfg
Company Ltd
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A...
10/32 Thd Studs |
B... 1/4 -28 Thd
Studs |
C...
3 Shunt Trip |
D...
Dual Coil / Relay Trip |
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Section#5...
Nikko Circuit Protector - Mounting & Layout Detail - Circuit
Protectors
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A...
1 Pole - Type IM1 |
B...
2
pole - Type IM2 |
C...
3 Pole - Type IM3 |
D... |
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Section#6...
Type UPM-1
Nikko Circuit Protector - Circuit
Protectors
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A... Terminals Tab/ Screw |
B...
1 Pole - Side View |
C...
1 Pole - Front View |
D... Mtg & Layout |
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Section#7...
Type UPM-2
Nikko Circuit Protector - Circuit
Protectors
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A...
2 Pole - One Actuator |
B...
2
Pole - 1 Actuator Mtg & Layout |
C...
2 Pole - 2 Actuators |
D... Mtg & Layout
- 2 Actuators |
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