ISOMETER® isoPV with coupling device AGH-PV Insulation monitoring device for unearthed AC, AC/DC and DC systems (IT systems) for photovoltaic plants up to AC 793 V/DC 1100 V Vorläufiges Datenblatt

ISOMETER® isoPV with coupling device AGH-PV • AC, DC or AC/DC main circuits • Solar systems with directly connected inverters • Solar systems with large system capacitances of up to 2000 pF • Solar systems with high but slow voltage fluctuations • Installations including switch-mode power supplies Insulation monitoring device for unearthed AC, AC/DC and DC systems (IT systems) for photovoltaic plants up to AC 793 V/DC 1100 VDevice features isoPV • ISOMETER® for IT AC systems with galvanically connected rectifiers or converters and for IT DC systems (IT = unearthed systems) • Particularly suitable...

ISOMETER® isoPV with coupling device AGH-PV AC/DC PV Additional functions Measurement method • History memory with real-time clock to store all alarm messages with date and time stamp • Electrically isolated RS-485 interface (BMS protocol) for data exchange with other Bender devices • Isometer disconnecting relays for the operation of several ISOMETER®s in coupled • Current output 0(4 )...20 mA (electrically isolated) The isoPV uses the patented AMPPlus measurement method. This measuring method allows concise monitoring of modern power supply systems, also in case of extensive, directly connected...

ISOMETER® isoPV with coupling device AGH-PV Z BENDER Wiring diagram Control elements isoPV 1 - "INFO" button: to query standard information "ESC" button: back (menu function), to confirm parameter change 2 - "TEST" button: to call up the self test. Arrow up button: parameter change, to move up in the menu 3 - "RESET" button: to delete stored insulation fault alarms Arrow down button: parameter change, to move down in the menu 4 - "MENU" button: to call up the menu system. Enter button: to confirm parameter changes 5 - Alarm LED "1" lights: insulation fault, first warning level 6 - Alarm LED "2"...

ISOMETER® isoPV with coupling device AGH-PV Wiring diagram PV generator unearthed (IT system) with nominal voltage ≤ DC 1100 V and ISOMETER® isoPV with coupling device AGH-PV Wiring diagram – isoPV with coupling device AGH-PV

ISOMETER® isoPV with coupling device AGH-PV Several PV generators unearthed (IT system) with nominal voltage ≤ DC 1100 V as a coupled system and ISOMETER® isoPV with coupling device AGH-PV

ISOMETER® isoPV with coupling device AGH-PV Technical data ISOMETER® isoPV Rated voltage Overvoltage category Rated impulse voltage: Rated insulated voltage: Polution degree Protective separation (reinforced insulation) between: IC2/(IC3-4) Voltage test (routine test) according to IEC 61010-1: IC2/(IC3-4) Display, illuminated Characters (number/height) Display range measured value Operating uncertainty Test/reset button internal/external Cable length test/reset button, external < 10 m Current output (load) 0/4.20 mA (< 500 O) Accuracy current output, related to the value indicated (1.100 kO)...

Technical data coupling device AGH-PV Rated insulation voltage Rated impulse voltage/pollution degree Voltage ranges Nominal system voltage Un AC, 3(N)AC 0…793 V, DC 0…1100 V Nominal frequency fn DC, 10…460 Hz Max. AC voltage U~ in the frequency range fn = 0.1…10 Hz: U~ max = 110 V/Hz * fn Environment/EMC EMC IEC61326-2-4 Operating temperature -25…+65 ºC Classification of climatic conditions acc. to IEC 60721: Stationary use (IEC 60721-3-3) 3K5 (with condensation and formation of ice) Transport (IEC 60721-3-2) 2K3 (with condensation and formation of ice) Long-term storage (IEC 60721-3-1) 1K4...