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Manual

EN

PEM735 Measuring case

Measuring and demonstration case

PEM735-measuring_case_D00240_00_M_XXEN/12.2015

B 9830 0014

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Summary of Contents for PEM735

Page 1: ...Manual EN PEM735 Measuring case Measuring and demonstration case PEM735 measuring_case_D00240_00_M_XXEN 12 2015 B 9830 0014 ...

Page 2: ...g only with permission of the publisher Subject to change Bender GmbH Co KG P O Box 1161 35301 Gruenberg Germany Londorfer Str 65 35305 Gruenberg Germany Tel 49 6401 807 0 Fax 49 6401 807 259 E Mail info bender de www bender de Photos Bender archives ...

Page 3: ...ting Rogowski coils 14 4 1 3 Settings on the PEM735 14 4 2 Application of AUX transformers 15 4 2 1 Settings on the case 16 4 2 2 Mounting AUX transformers 16 4 2 3 Settings PEM735 16 4 3 Use of 3 Rogowski coils and 1 AUX transformer 17 4 3 1 Settings on the case 17 4 3 2 Mounting transformer 17 4 3 3 Settings PEM735 17 5 Voltage measurement 18 5 1 Overview material for voltage measurement 18 6 Di...

Page 4: ...Table of Contents 4 PEM735 measuring_case_D00240_00_M_XXEN 12 2015 8 Technical data 21 9 Ordering information 23 INDEX 25 ...

Page 5: ...belonging to the Rogowski coils are de picted in pink and all elements belonging to the AUX transformers are depicted in green Risk of fatal injury from electric shock Incorrect wiring of the measuring voltage cables may cause a short circuit of the installation arcs and high short circuit currents The secured side of the measuring voltage cable longer plug must be connected to the installation Ri...

Page 6: ...dmin 4 flexible Rogowski coils and transducers for current measurement 100 4000 A 1 current transformer clamp C112 1000 A 5 kHz 1 current transformer clamp C148 configurable 250 500 1000 A 1 kHz 5 cables with fuses for voltage measurement Safety test probes crocodile clips magnetic test probes test probes for use with push wire terminals Trolley Case can be locked padlock not included Abb 2 1 Cont...

Page 7: ...ce of the work steps 1 Configure measuring case mechanically insert jumper wires for the trans formers used adjust transducers for Rogowski coils 2 Install measuring current transformer 3 Commission measuring case 4 Configure PEM735 5 Install measuring voltage cables The measuring case is operated with 230 V 50 Hz The connecting cable is included ...

Page 8: ... being used Fig 3 1 Front plate Legend front plate No Description 1 Overview of the DIP switch settings for the transducers of the Rogowski coils 2 Transducers for the Rogowski coils 3 Jumper wire slots to configurate the measuring current transformers in use 4 Slots for replacement jumper wires 5 Universal measuring device PEM735 W1 W2 W3 W4 11 12 42 41 32 31 22 21 Rogowski kvarh kWh PEM735 LINET...

Page 9: ...ring case you can find the Power supply of the measuring case Voltage transformer inputs Measuring current transformer inputs Network connection input Digital inputs Relay outputs Fig 3 2 Wiring panel side L1 L2 L3 N PE Ethernet AUX W4 42 41 W3 W2 W1 31 22 21 32 12 11 Rogowski 1 0 RO24 RO23 RO14 RO13 DI2 DI1 DIC 1 2 6 7 5 4 3 ...

Page 10: ...15 Legend wiring panel side No Description 1 On off switch of the measuring case 2 Measuring voltage inputs 3 Power supply socket for measuring case 4 Ethernet connection socket 5 Measuring current transformer inputs 6 Digital inputs and relay outputs 7 Connection Rogowski coils ...

Page 11: ...The measuring case operates with Rogowski coils on the left side of the image and AUX transformers on the right side of the image Fig 4 1 Measuring current transformer included in the scope of delivery left 4 Rogowski coils right 2 current transformer clamps Wheninstallingthetransformers makesurethattheimprinteddirection arrows point at the load Otherwise you will receive incorrect measurement val...

Page 12: ...plug that is con nected to the socket on the side of the measuring case For easier assignment of the measurement values the Rogowski coils are labelled 5A1 4 Fig 4 2 Rogowski coil Legend Rogowski coil No Description 1 Plug of the 4 Rogowski coils 2 Coil enclosure 3 Bayonet connection 4 Measuring coil orange 5 Signal cable black 6 Mounting aid for busbar measurement 1 2 3 4 6 5 ...

Page 13: ... 4 1 Table DIP switches for transducers For Compensation the length of the used Rogowski coil is indicated in mm The sup plied Rogowski coils must be set to 600 3 All 8 jumper wires must be inserted in position Rogowski Changes to the DIP switches can only be carried out when the power supply is disconnected DIP switch for transducers conversion table for primary currents Rogowski 1 4000 A In the ...

Page 14: ...e so that you can place the busbar mounting support on the top edge of the busbar 2 Make sure it is correctly placed 3 Fix the knurled screw clockwise hand tight 4 Open the Rogowski coil and place the measuring coil around the busbar 5 Push the flange of the coil enclosure as far as possible on the two guide ribs of the knurled wheel 6 Insert the measuring coil into the coil enclosure and close th...

Page 15: ...ers can be connected to the measuring case Risk of fatal injury from electric shock AUX transformers may not be operated as an open circuit on the secondary side Connected AUX transformers must be short circuited with a jumper wire when not in use When using your own measuring current transformers be aware that the secondary current may have a maximum of 5 A DANGER W1 W2 W3 W4 11 12 42 41 32 31 22...

Page 16: ...uring case includes 2 current transform er clamps red measuring cable socket X1 black measuring cable socket X2 4 2 3 Settings PEM735 C112 Primary current 1000 A Settings Basic CT Primary Secondary current 1 A Settings Basic CT Secondary C148 Primary current as measuring range Settings Basic CT Primary Secondary current 5 A Settings Basic CT Secondary C112 C148 Measuring range 10 mA 1000 A 250 A 5...

Page 17: ...the three Rogowski coils 5A1 3 refer to chapter 4 1 2 W4 Install the AUX transformer refer to chapter 4 2 2 4 3 3 Settings PEM735 Primary current W1 3 as measuring range Settings Basic CT Primary Secondary current W1 3 1 A Settings Basic CT Secondary Primary current neutral conductor W4 fits AUX transformer Settings Basic I4 Primary Secondary current neutral conductor W4 fits AUX transformer Setti...

Page 18: ...PE always for other cables optional Safety crocodile clips for use with push wire terminals Magnetic test probes to enable the screws to make contact with the circuit breaker Risk of fatal injury from electric shock First connect the laboratory plugs to the case Only after this step the measuring voltage cables may be connected to the system Risk of fatal injury from electric shock Incorrect wirin...

Page 19: ...ng case offers 2 digital inputs The inputs are supplied by a galvanically iso lated DC 24 V voltage An external circuit providing at least a current of Imin 2 4 mA is required for triggering the inputs Fig 6 1 Digital inputs 6 2 Relay outputs RO1 2 The measuring case features two relay outputs Table 6 1 Relay outputs Rated operational voltage AC 230 V DC 24 V AC 110 V DC 12 V Rated operational cur...

Page 20: ...s register overview and the web application can be found in the manual and annexes of the PEM735 Ethernet address PEM735 IP 192 168 0 10 WLAN IP 192 168 0 254 admin admin For seamless communication it is important that the PEM735 and the router are in the same network Default setting Access point DHCP activated Connecting a device to the WLAN SSID PEM735 Integrating the WLAN into existing networks...

Page 21: ...10 120 Un Rated frequency 45 65 Hz Internal resistance L N 6 MΩ Measuring current inputs External measuring current transformers should at least comply with accuracy 0 2 S Burden n A internal current transformers Measuring range 0 1 120 In Measuring current transformer conversion ratio secondary 1 5 A Measuring current transformer conversion ratio primary 1 30000 A Accuracies mv of measured value ...

Page 22: ...col RJ 45 Modbus TCP Switching elements Outputs RO 2 x N O contacts Operating principle N O operation Rated operational voltage AC 230 V DC 24 V AC 110 V DC 12 V Rated operational current 5 A 5 A 6 A 5 A Minimum contact rating 1 mA atAC DC 10 V Inputs 2 electrically separated digital inputs Imin 2 4 mA UDI DC 24V Environment EMC Operating temperature 0 40 C Classification of climatic conditions ac...

Page 23: ...Ordering information 23 PEM735 measuring_case_D00240_00_M_XXEN 12 2015 9 Ordering information Type Art no PEM735 Measuring case B 9830 0014 ...

Page 24: ...Ordering information 24 PEM735 measuring_case_D00240_00_M_XXEN 12 2015 ...

Page 25: ...al inputs 9 19 DIP switch 13 Direction arrows 11 F Front plate 8 M Measuring coil 12 Measuring current transformer inputs 9 Mounting aid 12 Mounting Rogowski coils busbars 14 Mounting Rogowski coils power supply line 14 N Network 20 Network connection 9 P Power supply 9 R Relay outputs 9 19 Rogowski coil 12 S Signal cable 12 V Voltage measurement 18 Voltage transformer inputs 9 W Wiring panel side...

Page 26: ...INDEX 26 PEM735 measuring_case_D00240_00_M_XXEN 12 2015 ...

Page 27: ......

Page 28: ...Bender GmbH Co KG P O Box 1161 35301 Gruenberg Germany Londorfer Str 65 35305 Gruenberg Germany Tel 49 6401 807 0 Fax 49 6401 807 259 E Mail info bender de www bender de Photos Bender archives ...

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