M-system 53U User Manual Download

Page: 1 / 52

5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: [email protected]

EM-6485-B Rev.21 P. 1 / 52

OPERATING MANUAL

CONTENTS

BEFORE USE .... ........................................................................................................... 2

POINTS OF CAUTION ................................................................................................ 2

MULTI POWER MONITOR

(4 digital displays)

MODEL

53U

Summary of Contents for 53U

Page 1: ...2 PERFORMANCE 3 COMPONENT IDENTIFICATION 4 EXTERNAL DIMENSIONS unit mm inch 5 TERMINAL CONNECTIONS 6 COMMUNICATION CABLE CONNECTION 8 SYSTEM CONFIGURATION EXAMPLES 9 MODBUS BASICS 10 MODBUS OPERATIONS 11 MODBUS SETTING 13 MODBUS MEASURED VARIABLES 27 OPERATION FLOWCHART 40 SETTING EXAMPLES 50 ERROR MESSAGES 52 MAINTENANCE 52 LIGHTNING SURGE PROTECTION 52 MULTI POWER MONITOR 4 digital displays MODE...

Page 2: ...ed in a manner not specified by M System the protection provided by the equipment may be impaired CONFORMITY WITH EU DIRECTIVES OR UL This equipment is suitable for Pollution Degree 2 Meas urement Category III input transient voltage 6000V and Installation Category II auxiliary power transient voltage 2500V And insulation class of this unit is as following Input to Auxiliary power supply Reinforce...

Page 3: ...e 0 3 0 2 for Option H Current 0 3 0 2 for Option H Power 0 5 Power factor 0 5 Frequency 0 1 Energy 1 0 5 for Option H Harmonic contents 1 Analog out put Accuracy of assigned measurand or 0 2 whichever is greater Response time 2 seconds 0 99 3 seconds for frequency and harmonic contents In percentage of the spans 480V for voltage 1A or 5A for current 4155W 5A or 831W 1A for active power The de scr...

Page 4: ...wer Indicates Power Factor or THD Indicates totalized values max min average demand Switches Energy readings Switches to My Default mode Switches to PC Configuration mode Switches to Setting mode Indicates Harmonics by degrees Switches Energy reading units Indicates the shortcut menu SETTING MODE Go Left Go Right Go Down Go Up Selects menu Enables setting changes Cancels setting changes BUTTON OPE...

Page 5: ...ia 0 5 to 3 5 mm2 Stripped length 7 to 8 mm Contact input contact output analog output Modbus auxiliary power Applicable cable size 2 4 mm dia 0 5 to 2 5 mm2 Stripped length 7 to 8 mm CONNECTING TO POWER SOURCE Confirm the auxiliary power supply rating on the speci fications Rated voltage AC Power 100 240 V AC DC Power 1 110 240 V DC How to Connect the power supply cable 1 Confirm that the power s...

Page 6: ...3 1S 1L 3S 3L L1 source load L2 L3 k l K L V1 V2 V3 1S 1L L1 source load L2 L3 V1 N 1S 1L L1 source load N k l K L u v U V V1 N 1S 1L L1 source load N k l K L V1 N 1S 1L L1 source load N System Application Single phase 2 wire Three phase 3 wire balanced load Single phase 3 wire Terminal 1S 1L 3S 3L L1 source load L2 L3 k l V1 u v U V V2 u v U V V3 u v U V N K L k l K L V1 V2 V3 1S 1L 3S 3L N L1 so...

Page 7: ...figurator cable is left connected 3 For UL approved model L and N are marked instead of U and V To other Modbus devices EXTERNAL INTERFACE CODE 8 V U DO PO DO PO DI DI CONTACT INPUT CONTACT OUTPUT AO2 AO2 AO1 AO1 ANALOG OUTPUT 1 ANALOG OUTPUT 2 EXTERNAL INTERFACE CODE 4 5 V U DO PO1 DO PO1 CONTACT OUTPUT 1 DO PO2 DO PO2 CONTACT OUTPUT 2 AO2 AO2 AO1 AO1 ANALOG OUTPUT 1 ANALOG OUTPUT 2 EXTERNAL INTE...

Page 8: ...m co jp EM 6485 B Rev 21 P 8 52 COMMUNICATION CABLE CONNECTION R2K 1 T1 T2 T3 T4 53U T1 T2 T3 T4 T1 T2 T3 T4 53U CONNECTOR RS 232 C RS 485 1 1 1 Internal terminating resistor is used when the device is at the end of a transmission line 2 Install shield cables to all sections and ground them at single point 2 FG RS 485 ...

Page 9: ...S 485 422 model MD74R or MDP 4R 1 AX IN AX IN AX IN RS 485 RS 232 C RS 485 ETHERNET Ethernet Communication Adaptor model 72EM M4 or 72EM2 M4 Lightning Surge Protector for RS 485 422 model MD74R or MDP 4R 1 RS 485 Modbus RTU Multi Power Monitor model 53U Lightning Surge Protector for RS 485 422 model MD74R or MDP 4R 1 AX IN AX IN AX IN Lightning Surge Protector for RS 485 422 model MD74R or MDP 4R ...

Page 10: ...igned register is attempted 0 is given Write Multiple Registers command is used to write registers If writing an address with no assigned register is attempted Exception is given FUNCTION CODE COMMAND RECOMMENDED TIME OUT VALUE 03 Read Holding Registers 0 5 seconds 16 Write Multiple Registers 2 seconds These commands enable reading measurands and writing configurations One 1 word registers are rep...

Page 11: ...r address When it is set the unit stops counting so that a new count value can be written in the register address Be careful to use 2 setting because no counting will be performed if the unit remains with this setting When the Modbus register writing protection is enabled this register setting cannot be changed from 0 to 1 or 2 unless a correct security code is set in the address 4943 Factory sett...

Page 12: ... to reboot the system Any other values can be written but invalid 5332 1 Backup restore setting 20002 Backup the present setting 30003 Restore the device with the backup setting data The register is automatically set to 0 when the procedure is complete after one of these values is written at this address If another value is written before 0 has been set the former procedure ends indefinitely 5333 ...

Page 13: ...actory setting 110 V 5607 1 Frequency input 0 Voltage 1 Current 2 Fixed to 50 Hz 2 40 3 Fixed to 60 Hz 2 40 Fixed to 50 Hz 60 Hz should not be used in normal circumstances 5608 1 Low end cutout Current 0 to 999 Rated current 0 001 Specified value Factory setting 10 10 5609 1 Low end cutout Voltage 0 to 999 Rated voltage 0 001 Specified value Factory setting 10 10 Factory setting MODBUS SETTING The...

Page 14: ...al type 1 IEEE Positive in LAG Negative in LEAD 5988 1 Reactive power Q1 through Q3 Q sign 0 Standard IEC Positive from PF 1 0 to 180 in LAG direction Negative for the other direction 1 Special type 1 Positive in LAG Negative in LEAD 5989 1 Reactive power Q1 through Q3 calculation Q Q1 Q2 Q3 0 Standard Qn Sn2 Pn2 1 Reactive power meter method Qn 1 Nsmp Nsmp Uni Nui I i Nsmp 4 i 1 5990 1 Apparent p...

Page 15: ...R WORD PARAMETER UNIT 6241 1 Energy count 1 assigned to the discrete output 1 Refer to the table in the following page 6242 2 Pulse weight for Energy count 1 0 No pulse output disabled 1 to 100 000 Specified value 0 1 kWh kvarh kVA Factory setting 10 kWh 10 kvarh 10 kVA 10 6244 1 Pulse duration width for Energy count 1 1 to 20 Specified value 100 msec Factory setting 1 sec 10 6245 1 Tariff setting...

Page 16: ...ming 2 00 201 EQ Reactive energy high tariff LAG 2 00 202 ES Apparent energy high tariff 2 00 203 EP Active energy high tariff outgoing 2 00 204 EQ Reactive energy high tariff LEAD 2 00 205 206 EQ LAG EQ LEAD Reactive energy high tariff incoming LAG Reactive energy high tariff incoming LEAD 2 00 2 00 207 208 EQ LAG EQ LEAD Reactive energy high tariff outgoing LAG Reactive energy high tariff outgoi...

Page 17: ... 2 IN Neutral current High setpoint Factory setting 0 mA 6381 2 IN Neutral current Low setpoint Factory setting 0 mA 6383 1 IN Neutral current Alarm output 0 Disable 1 Display only 2 Display discrete output 1 3 Display discrete output 2 4 Display discrete output 3 5 Display discrete output 4 6384 1 IN Neutral current Hysteresis deadband 0 to 999 Specified value 0 1 Factory setting 0 10 6385 1 IN N...

Page 18: ...rete output 3 5 Display discrete output 4 6408 1 P Active power Hysteresis deadband 0 to 999 Specified value 0 1 Factory setting 0 10 6409 1 P Active power ON delay time 0 to 999 Seconds Factory setting 0 Seconds 6411 2 Q Reactive power High setpoint Factory setting 0 var 6413 2 Q Reactive power Low setpoint Factory setting 0 var 6415 1 Q Reactive power Alarm output 0 Disable 1 Display only 2 Disp...

Page 19: ...uency Alarm output 0 Disable 1 Display only 2 Display discrete output 1 3 Display discrete output 2 4 Display discrete output 3 5 Display discrete output 4 6440 1 F Frequency Hysteresis deadband 0 to 999 Specified value 0 1 Factory setting 0 10 6441 1 F Frequency ON delay time 0 to 999 Seconds Factory setting 0 Seconds 6443 2 I1 AVG thr I3 AVG Average demand current High setpoint Factory setting 0...

Page 20: ... deadband 0 to 999 Specified value 0 1 Factory setting 0 10 6465 1 P AVG Average demand active power ON delay time 0 to 999 Seconds Factory setting 0 Seconds 6467 2 Q AVG Average demand reactive power High setpoint Factory setting 0 var 6469 2 Q AVG Average demand reactive power Low setpoint Factory setting 0 var 6471 1 Q AVG Average demand reactive power Alarm output 0 Disable 1 Display only 2 Di...

Page 21: ...Neutral current total harmonic distortion Alarm output 0 Disable 1 Display only 2 Display discrete output 1 3 Display discrete output 2 4 Display discrete output 3 5 Display discrete output 4 6496 1 THD IN Neutral current total harmonic distortion Hysteresis deadband 0 to 999 Specified value 0 1 Factory setting 0 10 6497 1 THD IN Neutral current total harmonic distortion ON delay time 0 to 999 Sec...

Page 22: ... Phase voltage total harmonic distortion ON delay time 0 to 999 Seconds Factory setting 0 Seconds 6515 2 UT12 thr UT31 Phase angle between phase voltages High setpoint 2 00 Factory setting 0 6517 2 UT12 thr UT31 Phase angle between phase voltages Low setpoint 2 00 Factory setting 0 6519 1 UT12 thr UT31 Phase angle between phase voltages Alarm output 2 00 0 Disable 1 Display only 2 Display discrete...

Page 23: ...etting 0 Factory setting LCD BARGRAPH SETTING The bargraph is indicated proportionally to the specified rating 100 For the energy values it indicates Current Voltage as 100 ADDR WORD PARAMETER UNIT 6753 1 Current 100 1 to 20 000 Current A Factory setting 1 or 5 A 6754 2 Voltage 100 1 to 400 000 Voltage V Factory setting 300 V MY DEFAULT SETTING Custom default view setting ADDR WORD PARAMETER UNIT ...

Page 24: ...078 7108 1 Analog output 1 thr 4 Calibration point 0 output 160 to 5 600 mA 100 4 20 mA or mV 1 5 V Factory setting 400 4 20 mA or 1 000 1 5 V 7019 7049 7079 7109 1 Analog output 1 thr 4 Calibration point 1 input 1 500 to 14 000 100 Factory setting 0 7020 7050 7080 7110 1 Analog output 1 thr 4 Calibration point 1 output 160 to 5 600 mA 100 4 20 mA or mV 1 5 V Factory setting 400 4 20 mA or 1 000 1...

Page 25: ...int 8 output 160 to 5 600 mA 100 4 20 mA or mV 1 5 V Factory setting 400 4 20 mA or 1 000 1 5 V 7035 7065 7095 7125 1 Analog output 1 thr 4 Calibration point 9 input 1 500 to 14 000 100 Factory setting 0 7036 7066 7096 7126 1 Analog output 1 thr 4 Calibration point 9 output 160 to 5 600 mA 100 4 20 mA or mV 1 5 V Factory setting 400 4 20 mA or 1 000 1 5 V Factory setting ANALOG OUTPUT TYPE SET VAL...

Page 26: ...er to the table below 7394 1 1 Line 2 Measurand to be assigned Refer to the table below 7395 1 1 Line 3 Measurand to be assigned Refer to the table below 7397 1 2 Line 1 Measurand to be assigned Refer to the table below 7398 1 2 Line 2 Measurand to be assigned Refer to the table below 7399 1 2 Line 3 Measurand to be assigned Refer to the table below 7401 1 3 Line 1 Measurand to be assigned Refer t...

Page 27: ...or the minimum value voltage PARAMETER UNIT RANGE Current mA 0 to 2 000 000 000 mA Voltage V 100 0 to 20 000 000 00 V Active power W 2 000 000 000 to 2 000 000 000 W Reactive power var 2 000 000 000 to 2 000 000 000 var Apparent power VA 0 to 2 000 000 000 VA Power factor 1 10 000 1 0000 to 1 0000 Frequency Hz 100 0 or 40 00 to 70 00 Hz Active energy kWh 10 0 to 99 999 999 9 kWh 1 Reactive energy ...

Page 28: ...e voltage Phase 2 Phase voltage Phase 3 V 100 V 100 V 100 53 55 57 2 2 2 P1 P2 P3 Active power Phase 1 Active power Phase 2 Active power Phase 3 W W W 59 61 63 2 2 2 Q1 Q2 Q3 Reactive power Phase 1 Reactive power Phase 2 Reactive power Phase 3 var var var 65 67 69 2 2 2 S1 S2 S3 Apparent power Phase 1 Apparent power Phase 2 Apparent power Phase 3 VA VA VA 71 73 75 2 2 2 PF1 PF2 PF3 Power factor Ph...

Page 29: ...low tariff incoming outgoing 2 00 kvarh 10 193 2 EP_L Active energy fraction high tariff incoming kWh 10 232 195 2 EQ_L Reactive energy fraction high tariff LAG kvarh 10 232 197 2 ES_L Apparent energy fraction high tariff kVAh 10 232 199 2 EP _L Active energy fraction high tariff outgoing kWh 10 232 201 2 EQ _L Reactive energy fraction high tariff LEAD kvarh 10 232 203 205 2 2 EQ LAG_L EQ LEAD_L R...

Page 30: ...07 309 311 2 2 2 I1 AVG 3 I2 AVG 3 I3 AVG 3 Current AVG Line 1 History 3 Current AVG Line 2 History 3 Current AVG Line 3 History 3 mA mA mA 313 2 IN AVG 3 Neutral current AVG History 3 mA 321 2 I AVG 4 Current AVG History 4 mA 323 325 327 2 2 2 I1 AVG 4 I2 AVG 4 I3 AVG 4 Current AVG Line 1 History 4 Current AVG Line 2 History 4 Current AVG Line 3 History 4 mA mA mA 329 2 IN AVG 4 Neutral current A...

Page 31: ...r factor MAX Phase 1 Power factor MAX Phase 2 Power factor MAX Phase 3 1 10 000 1 10 000 1 10 000 865 867 869 2 2 2 THD I1 MAX THD I2 MAX THD I3 MAX Current total harmonic distortion MAX Line 1 Current total harmonic distortion MAX Line 2 Current total harmonic distortion MAX Line 3 10 10 10 871 2 THD IN MAX Neutral current total harmonic distortion MAX 10 873 875 877 2 2 2 THD U12 MAX THD U23 MAX...

Page 32: ...se 2 Reactive power MIN Phase 3 var var var 993 995 997 2 2 2 S1 MIN S2 MIN S3 MIN Apparent power MIN Phase 1 Apparent power MIN Phase 2 Apparent power MIN Phase 3 VA VA VA 999 1001 1003 2 2 2 PF1 MIN PF2 MIN PF3 MIN Power factor MIN Phase 1 Power factor MIN Phase 2 Power factor MIN Phase 3 1 10 000 1 10 000 1 10 000 TOTAL HARMONIC DISTORTION THD ADDR WORD ID PARAMETER UNIT 1281 2 THD I1 Current t...

Page 33: ...id id id id id id id id id id id id id id id id id id id 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th 12th 13th 14th 15th 16th 17th 18th 19th 20th 21st 22nd 23rd 24th 25th 26th 27th 28th 29th 30th 31st 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 1601 1630 1 HD I2 2 HD I2 31 Current harmonic Line 2 2nd 31st 10 1665 1694 1 HD I3 2 HD I3 31 Current harmonic ...

Page 34: ...4 The discrete output status can be changed by writing at this address from the host if no function is assigned ANALOG OUTPUT AO ADDR WORD PARAMETER UNIT 3137 1 Analog output 1 Reads the present analog output value The output value can be changed by writing at this address from the host if no function is assigned mA 100 or mV 3138 1 Analog output 2 Reads the present analog output value The output ...

Page 35: ...termined ranges 0 in all bits means that no alarm is tripped 8006 1 IN Neutral current Alarm Bit assignment as shown below Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 IN HI IN LO 1 is placed when the value is out of the predetermined range 0 in all bits means that no alarm is tripped 8007 1 U12 thr U31 Delta voltage Alarm Bit assignment as shown below Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 U31 HI...

Page 36: ...arm is tripped 8015 1 IN AVG Average demand neutral current Alarm Bit assignment as shown below Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 IN AVG HI IN AVG LO 1 is placed when the value is out of the predetermined range 0 in all bits means that no alarm is tripped 8016 1 P AVG Average demand active power Alarm Bit assignment as shown below Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 P AVG HI P AVG LO...

Page 37: ...HD U12 HI THD U31 LO THD U23 LO THD U12 LO 1 is placed when the respective values are out of the predetermined ranges 0 in all bits means that no alarm is tripped 8022 1 THD U1N thr THD U3N Phase voltage total harmonic distortion Alarm Bit assignment as shown below Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 THD U3N HI THD U2N HI THD U1N HI THD U3N LO THD U2N LO THD U1N LO 1 is placed when the respe...

Page 38: ...t 0 of this register address means that I1 value is lower than the low setpoint triggering the alarm If another point within the same parameter number goes into alarm after one e g if I2 value goes above the high setpoint while I1 thr I3 alarm is triggered the second trip is not recorded in the history 8131 2 Latest alarm trip value Shows the data value at the moment of alarm 8133 1 Alarm trip par...

Page 39: ...digit 6th character Upper digit 8th character Lower digit 1st character Lower digit 3rd character Lower digit 5th character Lower digit 7th character 9607 9608 9609 9610 9611 9612 9613 9614 8 Tag No Upper digit 2nd character Upper digit 4th character Upper digit 6th character Upper digit 8th character Upper digit 10th character Upper digit 12th character Upper digit 14th character Upper digit 16th...

Page 40: ... Line 1 Current THD Line 2 Current THD Line 3 Current THD Selected energy reading N Neutral current THD Selected energy reading 1 2 2 3 3 1 1 2 Delta voltage THD 2 3 Delta voltage THD 3 1 Delta voltage THD Selected energy reading 1 2 3 1 N Phase voltage THD 2 N Phase voltage THD 3 N Phase voltage THD Selected energy reading 3 UNIT 2 MEASURANDS 1 SYMBOL DISPLAY 1 2 4 LINE 1 5 LINE 2 6 LINE 3 7 LINE...

Page 41: ...nt Line 1 THD Current Line 2 THD Current Line 3 THD Neutral current THD Delta voltage 1 2 THD Delta voltage 2 3 THD Delta voltage 3 1 THD Phase voltage Phase 1 THD Phase voltage Phase 2 THD Phase voltage Phase 3 Phase angle between phase voltages 1 2 Phase angle between phase voltages 2 3 Phase angle between phase voltages 3 1 Active energy high tariff incoming Reactive energy high tariff LAG Appa...

Page 42: ...th HD Line 2 Current 9th HD Line 2 Current 10th HD I2 08 10 1049 Line 2 Current 29th HD Line 2 Current 30th HD Line 2 Current 31st HD I2 29 31 I3 through U2N 1 I3 through U2N 1 1168 3 N Phase voltage 2nd HD 3 N Phase voltage 3rd HD 3 N Phsae voltage 4th HD U3N 02 04 1170 3 N Phase voltage 8th HD 3 N Phase voltage 9th HD 3 N Phsae voltage 10th HD U3N 08 10 1177 3 N Phase voltage 29th HD 3 N Phase v...

Page 43: ...arh 19 L TIMER Energy count time h E PRG 0 EP Active energy incoming Wh 1 EQ Reactive energy lag varh 2 ES Apparent energy VAh 3 EP Active energy outgoing Wh 4 EQ Reactive energy lead varh 5 EQ LAG Reactive energy incoming lag varh 6 EQ LEAD Reactive energy incoming lead varh 7 EQ LAG Reactive energy outgoing lag varh 310 L EQ P Reactive energy incoming varh 311 L EQ P Reactive energy outgoing var...

Page 44: ...V 277V for single phase 2 wire and single phase 3 wire U1N Voltage I1 Current 50FIX Fixed to 50Hz 60FIX Fixed to 60Hz Low end cutout current CUTOUT I 0 0 thr 99 9 of the rating 1 0 Low end cutout voltage CUTOUT U 0 0 thr 99 9 of the rating 1 0 100 current I 1 thr 20 000 A 1 or 5A 100 voltage U 50 thr 400 000 V 300V or Factory setting Device information DEV INFO Model No Serial No Firmware version ...

Page 45: ...pe for selectable options Pulse output 2 COUNT2 4 Pulse weight 2 WEIGHT2 0 1 thr 10 000 0 kWh kvarh kVAh 1 0 Pulse width 2 DURATION2 100 thr 2 000 ms 100 ms increments 100 Pulse output 3 COUNT3 4 Pulse weight 3 WEIGHT3 0 1 thr 10 000 0 kWh kvarh kVAh 1 0 Pulse width 3 DURATION3 100 thr 2 000 ms 100 ms increments 100 Pulse output 4 COUNT4 4 Pulse weight 4 WEIGHT4 0 1 thr 10 000 0 kWh kvarh kVAh 1 0...

Page 46: ...sed contact Discrete output 4 function DO4 FUNC NO FUNC Not used ENERGY Energy count pulse ALARM Alarm output Discrete output 4 mode DO4 TYPE N O Normally open contact N C Normally closed contact Discrete input function DIN FUNC NO FUNC Not used DEMAND Update demand RESET E Reset energy CLR ALARM Reset alarm TARIFF Switch tariff Discrete input type DIN TYPE N O Normally open contact N C Normally c...

Page 47: ...to recovery 1 thr 999 sec from last operation 1 2 3 4 Reset customization RESET View Customization CUSTOMIZE 0 Fastest 1 thr 60 seconds Display Update Rate UPD RATE Choose measurands to be displayed on Line 1 thr Line 3 NO Cancel YES Reset 1 thr 999 seconds 600 1 Dark 2 Normal 3 Bright Measurands 7 I1 3 IN U12 31 U1N 3N P Q S PF F I1 3 AVG IN AVG P AVG Q AVG S AVG THDI1 3 THDIN THDU12 31 THDU1N 3N...

Page 48: ...NT UNIT I1 3 Current Line 1 thr Line 3 0 000 20 000 000 A IN Neutral current 0 20 000 A U12 31 Delta voltage Line 1 2 2 3 3 1 0 00 400 000 00 V U1N 3N Phase voltage Phase 1 thr Phase 3 0 00 400 000 00 V P Active power 2 000 000 000 2 000 000 000 W Q Reactive power 2 000 000 000 2 000 000 000 var S Apparent power 0 2 000 000 000 VA PF Power factor 1 0000 1 0000 F Frequency 45 00 65 00 Hz I1 3 AVG A...

Page 49: ...Phase 1 Reactive power Phase 2 Reactive power Phase 3 VT primary rating CT primary rating n 2 VT primary rating CT primary rating n 2 VT primary rating CT primary rating n 2 S1 S2 S3 Apparent power Phase 1 Apparent power Phase 2 Apparent power Phase 3 0 to VT primary rating CT primary rating n 2 0 to VT primary rating CT primary rating n 2 0 to VT primary rating CT primary rating n 2 PF1 PF2 PF3 P...

Page 50: ...H2 Current 0 150 A input 4 20 mA output CH3 Active power 0 1715 kW 4 20 mA output CH4 Power factor LEAD 0 5 1 LAG 0 5 4 20 mA output Change Setting SETTINGS Analog Output Setting AOUT Assigned measurand INPUT CH1 Prorportional output LINEAR Input 0 IN0P 0 00 136 36 1 Input 100 IN100P U Assigned measurand INPUT CH2 Prorportional output LINEAR Input 0 IN0P 0 00 50 00 2 Input 100 IN100P I Assigned me...

Page 51: ...mode DO1 TYPE N O Normally open contact Alarm Output Setting ALARM Measurands I1 3 High setpoint HIGH 120A 50A Low setpoint LOW Hysteresis deadband HYSTERES 1 0 1 Alarm ON delay time ON DELAY DOUT1 Alarm output OUTPUT SETTING ENERGY COUNT OUTPUT Measurand Active energy Pulse weight 1 kWh count ON pulse width 500 msec Discrete output DO2 Change Setting SETTINGS Discrete I O Setting DIO Discrete out...

Page 52: ...troyed often due to excessive noise interference Reset the average readings to zero Go to RESET DEMAND 6 Statistical data destroyed Statistical data e g MAX MIN values stored in the device are destroyed often due to excessive noise interference Reset the statistical data to zero Go to RESET MAX MIN OL followed by a space and alphabets means an input overload error Each alphabet indicates a particu...

Search results

Summary of Contents for 53U

Reviews:

Related manuals for 53U

Brands by name

Popular brands

M-system 53U, Operating Manual

Search results

Summary of Contents for 53U

Reviews:

Related manuals for 53U

Brands by name

Popular brands