ET272

Voltage measuring inputs

Up to 415 V L-L ac

Cascade connections

Connection of several ET272s with a single voltage reference

Measurements (1-phase/3-phase)

V-A-Hz-PF-W-VA-var, ±kWh

Basic accuracy

kW: ±2.0 % RDG (meter + TCD xM unit), kWh: class 1 (IEC/EN 62053-21)

Multiple metering

2*3-phase/6*1-ph. energy analysers with sum function in the same unit

Advanced function

Self addressing in a Modbus system (in combination with VMU-C)

Commissioning

Quick, by automatic recognition of TCD units and by using UCS software

Outputs and communication port

2 by pulse and RS485 Modbus RTU (up to 115 kbps)

Power supply

Self powered (230 V ac)

Detachable terminals

Easy connections, with possibility of requesting pre-wired cables

Housing and mounting

For DIN-rail (4 modules)

Split core current sensors TCD

From 60 to 400 A, hole diameter from 9.6 mm to 20.5 mm

3-phase sensors adapter TCDM

Suitable for 3 current sensors (0.333 V), primary current up to 10000 A