Table of Contents
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Table of Contents
Related Manuals for Iskra PFC max 6
Summary of Contents for Iskra PFC max 6
- Page 1 User's manual POWER FACTOR REGULATORS PFC max 6 / PFC max 12...
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Page 2: Table Of Contents
Key functions in SET-UP status ................. 11 INSTALLATION AND START UP ....................12 Technical Characteristics ....................12 DEVICE INSTALLATION ....................13 4.2.1 Mechanical Installation ....................13 4.2.2 Connections ......................13 4.2.3 Cabling cross sections and protections ..............14 PFC max 6, PFC max 12 Page 2... - Page 3 How to access the set-up menu ..................19 Navigation schematic ......................20 RUN STATUS ..........................21 Functions of the device in normal RUN mode ..............21 PFC max behaviour in ALARM mode ................. 22 MAINTENANCE ........................... 22 PFC max 6, PFC max 12 Page 3...
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Page 4: Introduction And Safety Recommendations
User's manual INTRODUCTION AND SAFETY RECOMMENDATIONS Iskra would like to thank you for showing your trust by choosing one of our PFC max series regulators. These units are constructed with the latest state-of-the-art technology, including a powerful processor to calculate the optimum algorithms for achieving the best compensation of cosφ. -
Page 5: Delivery Spot Check
(Supply voltage and frequency, measuring range, etc.) Follow the instructions in section 3 for installation and set-up. If you may observe any anomaly during the installation or set-up, contact with Iskra, technical service. Terminals available only for PFC max 12... -
Page 6: Four Quadrant Regulators
(1 ). The successive stages will be designated by 1, or 2 or 4, etc. meaning that the kvar ratio of such stages with regard to first stage are equal, twice, four times, etc. PFC max 6, PFC max 12 Page 6... -
Page 7: General Characteristics
KW - KW + kVAr + kVAr + 180º 0º KW - KW + kVAr - kVAr - Leading/Capacitive Leading/Capacitive -90º Exported Power Imported Power Fig. 2.1.- Power signs in four quadrants measurements PFC max 6, PFC max 12 Page 7... -
Page 8: Front Panel: Screen And Keyboard
Fig. 3.1.- Front cover and screen Measured Parameters NOTE: The set-up procedure, the description of different parameters and the different control modes are described in detail in the SET-UP section (section 6) Navigation keys PFC max 6, PFC max 12 Page 8... -
Page 9: Display Screen
Load current below the threshold current, or current transformer (CT) not connected. The threshold is 0,1A at the secondary side of CT Overcompensation. The regulator detects that some stages should be disconnected but all the stages are already disconnected. PFC max 6, PFC max 12 Page 9... -
Page 10: Alarm Relay
3.4 Alarm relay In case that the number of stages configured in a PFC max 6 or max 12 , is less than 6 or 12 respectively, the relay number 6 or 12 is automatically configured as alarm relay. The relay remains connected in absence of alarm (positive safety) and disconnects in case that one or more of the errors listed in section 3.2 occur. -
Page 11: Key Functions In Normal Run Status
Downwards navigation in the menu options available in the set-up menu. Decrement of numerical values inside the set-up sub-menus. Change the digit to be edited in case of numerical values with more than one digit. PFC max 6, PFC max 12 Page 11... -
Page 12: Installation And Start Up
Iskra authorized technical service. To safely use the PFC max 6 and PFC max 12 it is important that people installing it or handling it follow the usual safety precautions stated in the LV or MV Electrical Code Rules of each Country as well as the different warnings stated in this instruction manual. -
Page 13: Device Installation
P1-P2 and S1-S2 shown in the above mentioned figs, otherwise the phase difference will have to be corrected by adjusting the device according to set-up procedure indicated in paragraph 5.1.7. PFC max 6, PFC max 12 Page 13... -
Page 14: Cabling Cross Sections And Protections
CT to PFC max . For distances between CT and PFC higher than 10m the cross section of the last must be increased at a rate of 1 extra mm every 10 m. PFC max 6, PFC max 12 Page 14... -
Page 15: Schematics
Relay Output 3 Relay Output 4 Relay Output 5 Relay Output 6 Supply/Measure Input 0V Supply/Measure Input(*) Fig. 4.2.- Connection schematic for PFC max 6 (*) Rated voltage depending on type. See device label max 12 SUPPLY AND MEASURE TERMINALS Nº... -
Page 16: Configurable Parameters
0,05 0,06 0,07 0,09 0,11 0,14 0,14 (*) NOTE: For supply voltages other than 400V the C/K factor obtained from the table must be multiplied by the ratio (400 / V supply PFC max 6, PFC max 12 Page 16... -
Page 17: C/K Parameter Calculation
Program 1:2:2… The second stage and successive have a power double than the 1st step. The available programs of PFC max regulator are listed in table 5.2. The default factory setting of PFC max devices is 1:1:1:1 PFC max 6, PFC max 12 Page 17... -
Page 18: Connection And Re-Connection Time Settings
This setting allows the selection of the number of stages of the PF compensation equipment. Depending on the device type, PFC max 6 ó max 12 we can select up to 6 or 12 stages. If the number of stages is less than 6 or 12 respectively in PFC max6 or max12 the relay number 6 or 12 is automatically assigned as alarm relay (see paragraph 3.3) -
Page 19: Programming The Ct Rated Current (Primary)
A schematic diagram of the set-up menu showing the different navigation paths is shown in table 6.1. The meanings of the different adjustable parameters have been explained in paragraph 5.1. PFC max 6, PFC max 12 Page 19... -
Page 20: Navigation Schematic
RUN mode and none of the previously edited parameters are changed nor saved. To exit the set-up menu changing the edited parameters, push the key for more than PFC max 6, PFC max 12 Page 20... -
Page 21: Run Status
Clear MAX values: Performing a long push of this key (<1s) while the cursor pointing to MAX , the PFC max clears the maximum values of voltage and current recorded since the last clear. PFC max 6, PFC max 12 Page 21... -
Page 22: Pfc Max Behaviour In Alarm Mode
PFC or associated PF compensation equipment, be sure to disconnect the main switch and after disconnecting the switch, wait at least 5 minutes to ensure that the capacitors are totally discharged. PFC max 6, PFC max 12 Page 22... - Page 23 Iskra MIS, d. d. Ljubljanska cesta 24a 4000 Kranj,Slovenia Phone.: +386 4 237 21 12 Fax: + 386 4 237 21 29 E-mail: info@iskra-mis.si www.iskra-mis.si Printed in Slovenia • Subjects to change without notice • Preliminary version 01 / Feb. 2010...
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