Need help?Do you have a question about the ABB EM01 and is the answer not in the manual?
General| ABB Type Designation | EM01 |
|---|---|
| Frequency | 50/60 Hz |
| Protection Class | IP20 |
| Measurement Parameters | Voltage, current, power, energy, frequency |
| Accuracy Class | Class 1 |
| Rated Voltage | 230 V |
| Display | LCD |
| Installation | DIN-rail mounting |
| Product Name | EM01 Energy meter |
Description of terminal blocks and connectors for I/O, MDx, and communication.
Detailed wiring diagrams for M102-M 24VDC DOL.
Available communication interfaces (Modbus RTU, Profibus DP, Modbus TCP).
Explanation of terminal blocks and integrated current transformer measurement.
Example terminal layout for M102-M 24VDC product type.
Description and operating sequence for the NR-DOL starter type.
Operation sequence for NR-DOL/RCU starter controlled by remote unit.
Description and operating sequence for the REV-DOL starter type.
Operation sequence for REV-DOL/RCU starter.
Module provides full protection by supervising voltage, current, and other parameters.
Explanation of Thermal Overload Protection (TOL) and its calculation simulation.
Simulation of motor thermal conditions and thermal models supported (Standard, Eex e).
Protection against over-temperature using PTC sensor.
Explanation of undervoltage alarm, trip, and restore levels.
Autorestart scenarios based on dip duration and powerdown time.
Trip class, maximum thermal capacity, and overload alarm information.
Stall protection to prevent jams and excessive overload using Imax criterion.
Protection against locked or stalled rotor during startup state.
Protection against phase current loss condition using ILmin/ILmax ratio.
Protection against unbalance conditions using ILmin/ILmax criterion.
Protection against underload conditions using ILmax/In criterion.
Protection against no load conditions, similar to underload protection.
Protection against earth fault conditions using a residual current transformer.
Protection against excessive motor starts within a given interval.
Protection against motor connection in wrong phase sequence.
Automatic motor restart after voltage dip in standard and enhanced modes.
Autorestart function reaction based on dip length and number of dips.
Explanation of the TOL bypass function for temporary thermal increase.
Protection against undervoltage conditions and voltage dips.
Scenarios for autorestart function in standard mode based on voltage dip duration.
Supervision of communication network and failsafe actions.
Supervision of main switch status for safe operation.
Definition of M10x control authority and access groups.
Activation of password protection on MD21 panel to prevent unauthorized operations.
Procedures for password-protected trip reset and start/stop operations.
Built-in self-diagnosis program and hardware watchdog supervision.
Table listing fault conditions, descriptions, causes, and suggested actions.
Continuation of fault conditions and troubleshooting guidance for various alarms.
Continuation of fault conditions and troubleshooting guidance for PTC, voltage, and communication faults.
Troubleshooting guidance for specific trip conditions like limitation, DI, feeder, and emergency stop.
To Next Page