Voltage Regulator TAPCON 230Operating Instructions

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Contents

Contents

1 General .............................................................................................................................................................................................................. 4

1.1 Safety instructions ............................................................................................................................................................................ 4

1.2 Specified application ....................................................................................................................................................................... 4

1.3 Design and performance features of the TAPCON 230 ...................................................................................................... 5

2 Technical Data ................................................................................................................................................................................................ 6

3 Operation ......................................................................................................................................................................................................... 9

3.1 Input and output of data; functions .......................................................................................................................................... 9

3.2 Description of the front panel ...................................................................................................................................................... 10

3.2.1 Display .................................................................................................................................................................................................. 12

4 Parametering .................................................................................................................................................................................................. 11

4.1 Normset setting ................................................................................................................................................................................. 11

4.2 Setting the desired voltage level 1 .............................................................................................................................................. 11

4.3 Setting the bandwidth .................................................................................................................................................................... 11

4.4 Setting the delay time T1 or T2 (DELAY 1/DELAY 2) .............................................................................................................. 12

4.5 Setting the overvoltage detection (U>) with automatic return control ......................................................................... 12

4.6 Setting the undervoltage blocking (U) ......................................................................................................................................... 13

4.8 Measuring transformers (VT, CT configuration) ....................................................................................................................... 14

4.9 Setting the desired voltage levels DVL2 and DVL3 ................................................................................................................. 14

4.10 Line compensation ............................................................................................................................................................................ 14

4.10.1 Line drop compensation (LDC) ........................................................................................................................................ 14

4.10.2 Z-Compensation .................................................................................................................................................................. 15

4.11 Analog remote position indication (option) ............................................................................................................................. 15

4.12 Voltage regulator identification ................................................................................................................................................... 16

4.13 Setting the unit to V or kV ............................................................................................................................................................. 16

4.14 Selection of the display in the 4th line of the display ........................................................................................................... 16

4.15 Language selection ........................................................................................................................................................................... 16

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Contents

NOTE

Data contained herein may differ in details from the equipment delivered. We reserve the right to make alterations withoutnotice.

5 Commissioning ............................................................................................................................................................................................... 17

5.1 Installation .......................................................................................................................................................................................... 17

5.2 Connection .......................................................................................................................................................................................... 17

5.3 Easy setting of operating modes with Normset ...................................................................................................................... 18

5.4 Function tests; operational settings ............................................................................................................................................ 18

5.5 Manual control of the on-load tap-changer ........................................................................................................................... 18

6 Parallel control without system topology (Option) ........................................................................................................................ 19

6.1 Parallel operation .............................................................................................................................................................................. 19

6.1.1 Parallel operation with Minimum Circulating Reactive Current Method ...................................................... 206.1.2 System configuration; settings ....................................................................................................................................... 206.1.3 Setting the interference variable (CIRCUL. REAC. CURR. STABILITY) .................................................................. 206.1.4 Setting the bandwidth for circulating reactive current (blocking threshold) ................................................. 20

6.1.5 Function tests, commissioning ...................................................................................................................... 216.1.5.1 Preliminary settings .......................................................................................................................................... 216.1.5.2 Setting the interference variable (CIRCUL. REAC. CURR. STABILITY) ................................................ 216.1.5.3 Setting the circulating reactive current monitoring

(CIRCUL. REAC. CURR. MON. BANDWIDTH) ............................................................................................... 21

6.2 Parallel operation according to synchronized tap-change operation Master/ Follower ............................................ 21

6.2.1 System configuration, settings ..................................................................................................................... 226.2.1.1 Setting the tapping position range ............................................................................................................. 226.2.1.2 Selecting the Master/Follower operation .................................................................................................. 22

6.2.2 Function tests, commissioning and preliminary settings ........................................................................................ 22

6.3 Parallel operation with an existing parallel control unit SKB 30 to the principle ofminimum circulating reactive current .................................................................................................................................... 23

6.4 Disturbances during parallel operation ...................................................................................................................................... 23

7 Appendix ........................................................................................................................................................................................................... 23

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1 General

1.1 Safety instructions

All personnel involved in installation, commissioning,maintenance or repair of this equipment must:

- be suitably qualified and- strictly observe these operating instructions.

Improper operation or misuse can lead to- serious or fatal injury,- damage