Phoenix Contact SCK-M-U-1500V handleiding

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105608_en_02 PHOENIX CONTACT 119

B Appendix for document lists

B 1 List of figures

Section 1

Figure 1-1: SOLARCHECK topology ...................................................................... 9

Section 2

Figure 2-1: PV generator with central inverter ...................................................... 11

Figure 2-2: Generator with string inverters ........................................................... 11

Figure 2-3: Voltage ratio with or without transformer and with different

grounding concepts ........................................................................... 12

Figure 2-4: Example diagram of a generator with transformer inverter ................. 13

Figure 2-5: Example diagram of a generator with transformer inverter and

grounding on the positive side ...........................................................13

Figure 2-6: Example diagram of a generator with transformer inverter and

grounding on the negative side .......................................................... 14

Figure 2-7: Example diagram of generator with inverter without transformer ....... 14

Figure 2-8: Data collection in large photovoltaic systems ..................................... 15

Section 3

Figure 3-1: Channels for current measurement/feed-through direction ................ 18

Figure 3-2: Assignment of the current measuring channels .................................. 18

Figure 3-3: Valid value range for current measurement ........................................ 19

Figure 3-4: Digital input ........................................................................................20

Section 4

Figure 4-1: Block diagram (Rx = 20 MΩ) ............................................................... 25

Figure 4-2: Value representation for voltage measurement ..................................28

Figure 4-3: Step response time ............................................................................. 29

Section 5

Figure 5-1: Block diagram of the SCK-C-MODBUS SOLARCHECK

communication module ....................................................................... 31

Figure 5-2: Structure of the SOLARCHECK communication network .................. 32

Figure 5-3: Schematic diagram of SOLARCHECK communication ..................... 32

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