Power Monitor
last update: February 20, 2023
Model | Applicable phase wiring methods | Power supply
voltage |
Dimensions | Communications |
---|---|---|---|---|
KM-N3-FLK | Single-phase, 2-wire: 100 to 277 VAC
Single-phase, 3-wire: 100 to 240 VAC (L-N), 200 to 480 VAC (L-L) Three-phase, 3-wire: 173 to 277 VAC (L-L) Three-phase, 4-wire (earthed neutral): 100 to 277 VAC (L-N), 173 to 480 VAC (L-L) Three-phase, 4-wire (unearthed neutral): 100 to 120 VAC (L-N), 173 to 208 VAC (L-L) |
100 to 240 VAC
Separate from measurement voltage. |
96 × 96 × 64 mm
(H×W×D) (excluding protrusions) |
RS-485
communications, pulse output |
To use a commercially available current transformer, use a CT with a secondary current rating of 1 A or 5 A, and a rated load of at least 1.0 VA.
Model |
---|
E53-COV24 (3pcs) |
Model |
---|
Y92S-P10 |
Note: This Waterproof Packing is provided with the KM-N3.
Model |
---|
Y92F-51 (2pcs) |
Note: This Mounting Adapter is provided with the KM-N3.
Model | Rated primary current | Rated secondary current |
---|---|---|
KM-NCT-E100A | 100 A | 1 A |
KM-NCT-E250A | 250 A | |
KM-NCT-E500A | 500 A |
* The KM-NCT-E conforms to the standards shown above ONLY when it is used with a power monitor KM-N2-FLK or KM-N3-FLK to which it is attached. Use of the KM-NCT-E without a power monitor does not conform to these standards.
Note: Select a CT cable that does not exceed the rated load of 1 VA.
last update: February 20, 2023