----- AMk-AM2k -400 V- ELECTRONIC METERS -------- M-981 189 --- Page Nº 3 PHASE ACTIVE & REACTIVE ENERGY ELECTRONIC METERS 1.- BASIC INSTRUCTIONS 1.1.- Delivery spot check This manual is issued to help all the ENERGY METERS users to install and use them in order to get the best from them.
----- AMk-AM2k -400 V- ELECTRONIC METERS -------- M-981 189 --- Page Nº AVAILABLE MODELS: - Meter type AMk- ITF (code 7 71 042 ) : 3 phase active energy meter single tariff, input isolated by transformer ( ... 5 A a.c. ). Display by means of an electromecanic integrating meter in kW.h. - Meter type AM2k- ITF (code 7 71 044 ) : 3 phase active energy meter double tariff, input isolated by transformer ( ...
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----- AMk-AM2k -400 V- ELECTRONIC METERS -------- M-981 189 --- Page Nº - The meter has a LEDS at its frontal cover : • a Led of “POWER” : indicates that the meter is connect to supply. • a Led ( two for the AM2-ITF model ) for the metrology control and the energy flow visualisation.
----- AMk-AM2k -400 V- ELECTRONIC METERS -------- M-981 189 --- Page Nº 3.- INSTALLATION AND STARTUP The manual you hold in your hands contains information and warnings that the user should respect in order to guarantee a proper operation of all the instrument functions and keep its safety conditions.
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----- AMk-AM2k -400 V- ELECTRONIC METERS -------- M-981 189 --- Page Nº (b) Current input of 5 A a.c. ( maximum current of 6 A a.c. ). (Overload current of 100 A for half a second). (c) Frequency 45 ... 65 Hz (d) Instrument burden 0,5 VA (e) Operation conditions :...
----- AMk-AM2k -400 V- ELECTRONIC METERS -------- M-981 189 --- Page Nº 3.2- CURRENT TRANSFORMER RATIO As the rear side of the meter a 22 bridges have been built-in to select the current transformer ratio really existing in the installation :...
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----- AMk-AM2k -400 V- ELECTRONIC METERS -------- M-981 189 --- Page Nº Configuration of the standards current transformer ratios (see table below - 400 V ): 22 <---------------------------------------------------- 1 9 8 7 6 5 4 3 2 1 5 / 5 10 /5 25 /5 50 /5...
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----- AMk-AM2k -400 V- ELECTRONIC METERS -------- M-981 189 --- Page Nº 3.3- ENERGY METER connection terminal Terminal Nr Designation Concept Pulse output (+) for active energy Pulse output (--) for active energy I1 - Current input 1S2 Current input 1S1 I2 - Current input 2S2 Current input 2S1...
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----- AMk-AM2k -400 V- ELECTRONIC METERS -------- M-981 189 --- Page Nº 3.4.- Connection drawing of the THREE PHASE ENERGY METER in a three phase low voltage mains ( with or without neutral wire )
- Maximum current 6 A a.c. - Current input burden 0.3 VA The AMk-ITF & AM2k-ITF model energy meters, type..ITF, have inputs galvanically isolated, either between themselves and with respect to the voltage inputs. - Connection Through ... /5 A current transformer...
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----- AMk-AM2k -400 V- ELECTRONIC METERS -------- M-981 189 --- Page Nº Pulse outputs: - Nr. of outputs - Output type By opto-isolated transistor - Maximum current 30 mA - Maximum voltage : 24 V d.c. - Pulse sequence 1 pulse / 1 kW.h - Pulse duration 100 ms ------------------------------------------------------------------------------------------------...
----- AMk-AM2k -400 V- ELECTRONIC METERS -------- M-981 189 --- Page Nº - DIMENSIONS : 5.- SAFETY CONSIDERATIONS All installation specification described in this manual must be carefully observed by the user. Note that with the instrument powered on, the terminals could be dangerous to touching and cover opening actions or elements removal may allow accessing dangerous parts.
The instrument’s design allows a quick replacement in case of any failure. 7.- TECHNICAL SERVICE For any inquiry about the instrument performance or whether any failure happens, contact to CIRCUTOR’s technical service. CIRCUTOR S.A. - Aftersales Service c / Lepanto, 49 08223 - TERRASSA - SPAIN...
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