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Power & Multifunction Meters

ABB A42 ENERGY METER 'PLATINUM', MODBUS RS485, SINGLE-PHASE, 6A A42-552-120

Product Code: A42-552-120

The A42-552 energy meter is a single-phase meter that operates at 230VAC and has a current rating of 6A. It features configurable I/O and Modbus RTU communication for easy integration into existing systems. With an accuracy of active energy class 0.5% and reactive energy class 2%, this meter provides precise measurements. It has a measurement range of 57.7-288V between the neutral and line connections. The meter has a protection degree of IP20, ensuring its durability in various environments. The backlit pixel-oriented LCD display allows for easy reading of the measured values. In terms of functionality, the A42-552 offers Platinum features such as active, reactive, and apparent energy measurement, import/export of energy, resettable energy registers, harmonics analysis, and configurable I/O (except for the 690V meter which has fixed I/O). It also includes advanced clock functions like load profiles and basic clock functions such as tariff control, previous values, max/min demand tracking, and event logging. The meter can be configured as either Class 0.5 or Class 1. Additional features include support for tariffs, fixed I/O options, and pulse output/alarm capabilities. The A42-552 energy meter is designed to be mounted on a DIN rail and occupies four modules in width.

Technical Specifications

Enclosure Material Polycarbonate in transparent front glass. Glass reinforced polycarbonate in bottom case and upper case. Polycarbonate in terminal cover.
Width in Number of Modular Spacings 4
Net Weight (g) 207
Display Screen Type Digital
Brand ABB
Mounting Type DIN-Rail
Operational Temperature Range (°C) -40 to +70
Accuracy ±0.5%
Accuracy Class Active Energy Class C MID
Communication Modbus RS485
Communication Interface Modbus RS485
Current Rating (A) 6
Function Electricity meter
I/O Option 4 Digital I/O
Maximum Current (A) 6
No. of Digital Inputs 4
No. of Digital Outputs 4
No. of Phases Single-phase
No. of Poles 1P
Number of Counter Positions 7
Power Consumption (W) 0.801
Pulse Output Rate 1-999999
Rated Current (A) 1 Maximum 6
Rated Frequency (Hz) 16.7
Rated Voltage (V) 57.7-288
Realtime Clock Real time clock with 5 ppm accuracy at reference temperature 25°C
Sub-Function Platinum
Dimensions (mm) 70 X 26.5 X 65
Degree of Protection IP20
Standards and Approvals IEC 62052-11
Meter Type Transformer connected

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