Sunny Boy Installation Manual

10 Technical Data
SMA Solar Technology AG
Installation Manual SBxx-1SP-US-41-IA-xx-10 69
SB6.0-1SP-US-41 SB7.0-1SP-US-41 SB7.7-1SP-US-41
Range of the displace-
ment power factor (ad-
justable)
0.8
overexcited
to
0.8
underexcited
0.8
overexcited
to
0.8
underexcited
0.8
overexcited
to
0.8
underexcited
Feed-in phases 1 1 1
Phase connection 2 2 2
Overvoltage category
in accordance with
UL1741
IV IV IV
Efficiency
SB6.0-1SP-US-41 SB7.0-1SP-US-41 SB7.7-1SP-US-41
Maximum efficiency at
208V, η
max
97.2% 97.1% 97.1%
CEC efficiency at 208
V, η
CEC
96.5% 96.5% 96.5%
Maximum efficiency at
240V, η
max
97.6% 97.5% 97.5%
CEC efficiency at 240
V, η
CEC
97.0% 97.0% 97.0%
10.2 AC Output, Secure Power Supply Operation
Maximum AC power 2000W
Nominal AC voltage 120V
AC voltage range 109V to 132V
Maximum output current 16A
Minimum load 1W
10.3 Multifunction Relay
Maximum DC switching voltage 30V
Maximum AC switching current 1.0A
Maximum DC switching current 1.0A
Minimum load 0.1W
Minimum electrical endurance when the maxi-
mum switching voltage and maximum switching
current are complied with*
100000 switching cycles
* Corresponds to 20years at 12switching operations per day
ENGLISH