Monitoring Relays True RMS AC Current Transformer Types A 82-10, A 82-20, A 82-30 5 types of input: 0 - 25 AAC 0 - 50 AAC 0 - 100 AAC 0 - 250 AAC 0 - 500 AAC Output: A 82-10: 0 - 20 mADC (source) A 82-20: 4 - 20 mADC (sink) A 82-30: 0 - 10 VDC Easy interface to PLC or setpoint relays Product Description Ordering Key A 82-10 50 True RMS AC current me- A 82-30 can be used with Type tering transformer for 25, 50, DUB01, PUB01, DUB71, Output 100, 250 or 500 AAC. Out- DUC01 or PUC01. Input current put current in accordance All units can be directly con- with IEC 60381-1 (A 82-10, nected to a PLC. Power A 82-20) or output voltage in supply ON is indicated by a accordance with IEC 60381-2 green LED on the side of the (A 82-30). housing. A 82-10 and A 82-20 can be used with relays DIB01, PIB01, DIC01 or PIC01. Type Selection Input current Output Type no. 25 AAC 0 - 20 mA A 82-10 25 50 AAC 0 - 20 mA A 82-10 50 100 AAC 0 - 20 mA A 82-10 100 250 AAC 0 - 20 mA A 82-10 250 500 AAC 0 - 20 mA A 82-10 500 25 AAC 4 - 20 mA A 82-20 25 50 AAC 4 - 20 mA A 82-20 50 100 AAC 4 - 20 mA A 82-20 100 250 AAC 4 - 20 mA A 82-20 250 500 AAC 4 - 20 mA A 82-20 500 25 AAC 0 - 10 V A 82-30 25 50 AAC 0 - 10 V A 82-30 50 100 AAC 0 - 10 V A 82-30 100 250 AAC 0 - 10 V A 82-30 250 500 AAC 0 - 10 V A 82-30 500 Input Specifications A 82-10/20/30 25 A 82-10/20/30 50 A 82-10/20/30 100 A 82-10/20/30 250 A 82-10/20/30 500 Current range 0 - 25 AAC 0 - 50 AAC 0 - 100 AAC 0 - 250 AAC 0 - 500 AAC Max. current (continuously) 600 AAC 600 AAC 600 AAC 600 AAC 600 AAC Max. overload current (t = 30 s) 3000 AAC 3000 AAC 3000 AAC 3000 AAC 3000 AAC Rated insulation voltage Input - output 1000 VAC 1000 VAC 1000 VAC 1000 VAC 1000 VAC rms rms rms rms rms Overvoltage category IV (IEC 60664) IV (IEC 60664) IV (IEC 60664) IV (IEC 60664) IV (IEC 60664) Dielectric strength Dielectric voltage 6 kVAC 6 kVAC 6 kVAC 6 kVAC 6 kVAC rms rms rms rms rms Rated impulse withstand volt. 12 kV 12 kV 12 kV 12 kV 12 kV (1.2/50 s) (1.2/50 s) (1.2/50 s) (1.2/50 s) (1.2/50 s) Specifications are subject to change without notice (10.07.08) 1A 82-10, A 82-20, A 82-30 Output Specifications General Specifications Rated insulation voltage (cable) 250 VAC Power ON delay < 2 s rms Output Reaction time T < 200 ms A 82-10 0 - 20 mADC Indication for A 82-20 4 - 20 mADC Power supply ON LED, green A 82-30 0 - 10 VDC Environment Power supply (loop voltage) Degree of protection IP 40 A 82-10, A 82-20 10 - 40 VDC Pollution degree 3 (IEC 60664) A 82-30 18 - 40 VDC Operating temperature -20 to 50C (-4 to +122 F) Tolerance of output current Housing 50 Hz A 82-10 2% Dimensions 95 x 67.5 x 20 mm A 82-20 2% Material ABS Tolerance of output voltage Weight 50 Hz A 82-30 2% A 82-10, A 82-30 300 g Temperature variation 400 ppm/C A 82-20 270 g Frequency range 40 Hz -1 kHz Connection cable 2 A 82-10, A 82-30 2 m, 3 x 0.25 mm Frequency variation 10 ppm/Hz 2 A 82-20 2 m, 2 x 0.25 mm Maximum output current Approval UL A 82-10, A 82-20 30 mADC CE marking Yes Maximum output voltage A 82-30 15 VDC EMC Electromagnetic Compatibility Immunity According to EN 61000-6-1 Minimum output load (tolerance of output A 82-30 10 k current/voltage: 2%) According to EN 61000-6-2 (tolerance of output current/voltage: 5%) Emission According to EN 61000-6-3 Mode of Operation A 82-10 and A 82-20 are a PLC with mADC or VDC The metered conductor is the central hole e.g. 5 times, true RMS current metering input. Used with relays drawn through the central the transformer will register transformers with standard DIB01, PIB01, DIC01, PIC01 hole of the current metering 50 A when the current in the source/sink output 0-20 mA / (A 82-10, A 82-20) or transformer. It is possible to conductor is 10 A. 4-20 mA, whereas A 82-30 DUB01, PUB01, DUB71, meter currents below the is a metering tranformer with DUC01, PUC01 (A 82-30), nominal range by drawing 0-10 VDC output voltage. one or more setpoints can the conductor through the This makes them very useful monitor the current and sig- hole several times. If the as an AC current interface to nal alarm. conductor is drawn through Input/Output Curve A 82-10 ... , A 82-20 A 82-30 ... 2 Specifications are subject to change without notice (10.07.08)