beautypg.com

12 technical data – SMA PVO-N-20 User Manual

Page 49

background image

SMA Solar Technology AG

12  Technical Data

Installation Manual

PVO-BOX-IA-en-10

49

12 Technical Data

AC Input

DC Output

PV Plant Requirements

* In case of inverters with lower input voltages, it is assumed that the inverter and the SMA PV Offset Box will cause mutual

interference.

Nominal AC voltage

100 V / 110 V / 120 V / 220 V / 230 V /

240 V

AC mains frequency

50 Hz / 60 Hz

Power consumption in standby operation

< 0.5 W

Typical power consumption in operation

3 W

Maximum power consumption in operation

< 7 W

Maximum switching voltage of the fault
indication relay

240 V AC / 30 V DC

Maximum switching current of the fault indication
relay

1.0 A

Adjustable output voltage against earth

400 V / 550 V / 700 V / 1,000 V

Maximum output current in operation

3.3 mA

Maximum short-circuit current

6.7 mA

Disconnection time in case of short-circuit

< 30 s

Maximum PV voltage

1,000 V

Minimum MPP voltage of the inverter*

75 V

Minimum system voltage of the PV array

400 V

Minimum system voltage of the inverter

400 V

Minimum insulation resistance

200 kΩ