KW1M Eco
-
POWER METER
24
Single-phase three-wire / Three-phase three-wire system
*
Two current transformers are required.
Do not wire
⑥
terminals. They are connected internal.
Three-phase four-wire system
*
Three current transformers are required.
◆
When measuring a load with exceed input voltage
VT (Voltage transformer) is needed when you measure a load with over rated input voltage (440V).
Use commercial VT, those secondary rating is 110V.
Grounding the secondary side of VT (Voltage transformer) and CT (Current transformer) is not
necessary with low-voltage circuit.
Single-phase two-wire system
Single-phase, three-wire system
Three-phase, three-wire system
Three-phase, four-wire system
Содержание AKW1110
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Страница 54: ...KW1M Eco POWER METER 46 Chapter 9 Mounting 9 1 Dimensions 9 1 1 AKW1111 Main unit 9 1 2 AKW1110 Main unit ...
Страница 55: ...KW1M Eco POWER METER 47 Panel cutout 9 1 3 Dedicated CT unit mm For 5A 50A AKW4801C tolerance 1 0 ...
Страница 56: ...KW1M Eco POWER METER 48 For 100A AKW4802C For 250A AKW4803C ...
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