Product leaflet Single phase electricity meters B21 EQ meters in Steel version from ABB The compact and versatile EQ meters B21 is a single phase meters with outstanding performance. It can be used in most of the common applications for reliable and trustworthy metering of energy usage. EQ meters B21 in Steel version can be used in stand- alone applications or metering network installations with the option of inbuilt M-Bus or Modbus. General features Approvals B21 is a single phase direct connected meter up to 65 A. The B21 meter is type apprThe B21 meter is type approved accoroved according to IEC as well asding to IEC as well as The B21 is measuring active energy with accuracy class type approved and verified according to MID. type approved and verified according to MID. B (Cl. 1). The low rated or base currents of the meter ensures MID is the MeasurMID is the Measure Instruments Dire Instruments Directive 2004/22/EC frective 2004/22/EC fromom high dynamic performance with superior accuracy even at EurEuropean Commission. The type appropean Commission. The type approval is accoroval is according to stan-ding to stan- low currents. Navigation the meter is easily done via the dardards that covers all rds that covers all relevant technical aspects of the meterelevant technical aspects of the meter.. push-buttons below the display. The exceptional low power These include climate conditions, electrThese include climate conditions, electromagnetic compatibilityomagnetic compatibility consumption of the meter, less than 0.9 VA, makes it (EMC), electrical requirements, mechanical requirements and (EMC), electrical requirements, mechanical requirements and economical in the long run - an important feature specially for accuracy. large meter populations. Ordering details Communication 65 A direct connected, 2 DIN Data from B21 can be collected via pulse output or serial Voltage V Communication Type Order code Weight communication. The meter are equipped with a transistor 1 pc output for 5-40 VDC external supply. It can be used for puls- Steel Active energy, pulse output, class B (Cl. 1) es proportionally to the measured energy or various alarms. 1 x 230 V AC - B21 111 - 100 2CMA100149R1000 0.14 The meter is also available with built-in serial communication RS-485 B21 112 - 100 2CMA100150R1000 0.15 interfaces for Modbus RTU (RS-485) or M-Bus. M-Bus B21 113 - 100 2CMA100151R1000 0.15 Instrumentation The B21 meter support reading of instrument values. A large number of electrical properties can be read. Active power Voltage Current Power factor FrequencyB series Technical data Wiring diagram B21 B21 Voltage/current inputs Nominal voltage 230 V AC Voltage range 220-240 VAC (-20% - +15%) 1 3 5 Power dissipation voltage circuits 0.9 VA (0,4 W) total Power dissipation current circuits 0.014 VA (0.014 W) at 230 V AC and I b L Base current I 5 A N b Reference current I 5 A ref Transitional current I 0.5 A tr Maximum current I 65 A max Minimum current I 0.25 A min Starting current I < 20 mA st 2 Terminal wire area 1 - 25 mm ABB AB Recommended tightening torque 3 Nm Meters Communication Box 1005 2 Terminal wire area 0.5 - 1 mm Recommended tightening torque 0.25 Nm SE-611 29 NYKPING, Sweden Pulse indicator (LED) Telephone +46 155 29 50 00 Pulse frequency 1000 imp/kWh Pulse length 40 ms Telefax +46 155 28 81 10 General data Frequency 50 or 60 Hz 5% www.abb.com Accuracy Class B (Cl. 1) Active energy 1% Display of energy 6 digit LCD Copyright 2014 ABB. All rights reserved. Specification subject to Environmental change without notice. Operating temperature -40C - +70C Storage temperature -40C - +85C This QR-code is linked to our web site Humidity 75% yearly average, 95% on 30 days/year www.abb.com/lowvoltage. Resistance to fire and heat Terminal 960 C, cover 650C (IEC 60695-2-1) You will have to download a QR-code Resistance to water and dust IP20 on terminal block without protective enclosure and IP51 in protective enclosure, reader app to your phone in order to use it. according to IEC 60529. Mechanical environment Class M1 in accordance with the Measuring Instrument Directive (MID). (2004/22/EC). Electromagnetic environment Class E2 in accordance with the Measuring Instrument Directive (MID), (2004/22/EC). Outputs Current 2 - 100 mA Voltage 5 - 40 VDC. Pulse output frequency Programmable: 1 - 999999 imp/kWh Pulse length Programmable: 10 - 990 ms 2 Terminal wire area 0.5 - 1 mm Recommended tightening torque 0.25 Nm EMC compatibility Impulse voltage test 6 kV 1.2/50s (IEC 60060-1) Surge voltage test 4 kV 1.2/50s (IEC 61000-4-5) Fast transient burst test 4kV (IEC 61000-4-4) Immunity to electromagnetic HF-fields 80 MHz - 2 GHz (IEC 61000-4-6) Immunity to conducted disturbance 150kHz - 80MHz (IEC 61000-4-6) Immunity to disturbance with harmonics 2kHz - 150kHz Radio frequency emission EN 55022, class B (CISPR22) Electrostatic discharge 15 kV (IEC 61000-4-2) Standards IEC 62052-11, IEC 62053-21 class 1, IEC 62054-21, GB/T 17215.211-2006, GB/T 17215.312-2008 class 1, GB 4208-2008, EN 50470-1, EN 50470-3 category B Mechanical Material Polycarbonate in transparent front glass. Glass reinforced polycarbonate in bottom case and upper case. Polycarbonate in terminal cover. Dimensions Width 35 mm Height 97 mm Depth 65 mm DIN modules 2 Product leaflet 2CMC485004L0201, rev. B, July 2014 Prod ABB AB, LP/XM