Control Applications Elnet PFC User Manual Download Page 13 | Manualshive

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1.

From the Main Menu scroll to the

Power Factor, THD

menu, and press "Enter", the Power Factor screen appears.

Figure 2.4 – Power Factor screen.

2.

Pressing on "F1" (THD-V),"F2" (THD-I) buttons allow to
access the THD data screens.

Figure 2.5 – THD screen.

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Summary of Contents for Elnet PFC

Page 1: ...PFC Elnet Power Factor Controller Rev 1 4...

Page 2: ...Screen 8 CHAPTER 2 Power Factor Controller 10 2 1 General Information 10 2 2 Controller s Data Screen 11 2 3 Voltage Current Hz 12 2 4 Power Factor THD 12 CHAPTER 3 Power Factor Controller Settings 1...

Page 3: ...ternally on the rear of the instrument and the lead from the leg of the external Current Transformer must pass through in the correct direction NOTE Ensure all the connections to the leads of the curr...

Page 4: ...epeat the procedure for Line 2 and Line 3 I2 I3 K 3 Connect the rest of the connections to the ElNet PFC Power Factor Controller by means of terminal connector plugs All Rear Panel connections are acc...

Page 5: ...ing Diagrams Figure 1 1 Three Phase Electrical wiring diagram Notice The distance between the external current transformer and the Elnet will not exceed 5m Attention Maximum current for contactors R1...

Page 6: ...6 Notice The distance between the external current transformer and the Elnet will not exceed 5m Figure 1 2 Single Phase Electrical wiring diagram...

Page 7: ...mer on Line1 Note the correct direction to insert the lead I2 From external Current Transformer on Line2 Note the correct direction to insert the lead I3 From external Current Transformer on Line3 Not...

Page 8: ...press Enter Figure 1 4 Access the Settings screen 2 The ENTER CODE screen appears Figure 1 5 Enter Code screen 3 The password to activate the Test Relay screen is 789 4 Use the buttons F3 F4 to move t...

Page 9: ...5 The TEST RELAY screen will appear Figure 1 6 Test Relay screen 6 Use the navigation buttons to force and release the relevant output 7 When finished hold the Back pushbutton until the main menu appe...

Page 10: ...n of capacitors size and its connection in various methods ElNet PFC Main Menu includes the following functions Figure 2 1 Main Menu Controller s data screen enables displaying the readings of power f...

Page 11: ...ppears Low Current Appears in case of measured current is lower than in the allowed Working range definitions High THD Appears in cases of measured current voltage THD is higher than in the allowed Wo...

Page 12: ...e Voltage Current Hz menu and press Enter the Voltage screen appears Figure 2 3 Voltage Current Hz 2 Use the F1 F2 F3 pushbuttons to choose the monitored on screen data Voltage Current Frequency 2 4 P...

Page 13: ...Menu scroll to the Power Factor THD menu and press Enter the Power Factor screen appears Figure 2 4 Power Factor screen 2 Pressing on F1 THD V F2 THD I buttons allow to access the THD data screens Fi...

Page 14: ...Non Vital Setting Working Range 3 1 Single Three Phase modes 1 Setting the PFC to operate in single phase or three phase mode will effect only on the screen appearance the rest of the features and set...

Page 15: ...3 2 Settings 5 Scroll to TYPE and click Enter in order to change the mode between single phase and three phases 3 2 Transformers Ratio 1 From Main Menu scroll to SETTING and press Enter The Enter Code...

Page 16: ...Transformer Ratio and press Enter The Transformer Ratio screen appears 4 In order to set the Current Transformers ratio scroll to Current Trans and press Enter Figure 3 3 Transformer Ratio 5 The Curre...

Page 17: ...Enter 8 Use the buttons F3 F4 to move the cursor to set the value use buttons F1 F2 when finished click ENTER 3 3 Vital Setting In order to define the Vital Setting you must access the Setting screen...

Page 18: ...k ENTER 3 3 2 Changing the Capacitors Connection Order 1 At the Vital Setting screen scroll down to ORDER 2 Each time you press Enter at the line indicating ORDER the connection order options will be...

Page 19: ...and third and so on this method is recommended in places preferring unequal working hours of the capacitors CYCLE whenever there are a few capacitors of equal size there is a possibility to use the c...

Page 20: ...re 1 The Elnet PFC enables true capacitors value measure for capacitors 1 up to 6 2 In order to measure and automatically define the values of the capacitors which are used in the system at the Vital...

Page 21: ...d of the values entered by the user at the previous screen capacitors value 3 3 5 Capacitor s steps 1 In order to set the number of the capacitors steps in the system at the Vital Setting screen scrol...

Page 22: ...roll to DELAY ON and press Enter The Delay On screen appears 3 Use the buttons F3 F4 to move the cursor to set the value use buttons F1 F2 when finished click ENTER 3 4 2 DELAY OFF 1 Delay Off enables...

Page 23: ...imal capacitors combination required for reaching the power factor of 0 93 and its disconnecting capacitors accordingly 2 In order to change Control Range scroll to Control Range line and press Enter...

Page 24: ...screen appears 3 Use the buttons F3 F4 to move the cursor to set the value use buttons F1 F2 when finished click ENTER 3 5 2 MAX THD V setting 1 Enables disconnection of all the capacitors whenever t...

Page 25: ...les defining voltage low limit value under this value all the capacitors will be disconnected 2 In order to change the Min Voltage scroll to Min Voltage line and press Enter The Min Voltage screen app...

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