STP 12000TL-
US-10
STP 15000TL-
US-10
STP 20000TL-
US-10
Total harmonic distortion of the output
current with total harmonic distortion
of the AC voltage < 2%, and AC
power > 50% of the rated power
≤ 3%
≤ 3%
≤ 3%
Maximum residual output current
142.5 A
pk
142.5 A
pk
142.5 A
pk
Duration of the maximum residual out-
put current
0.0131 s
0.0131 s
0.0131 s
Line synchronization characteristics /
In-rush current
Method 2
Method 2
Method 2
Rated power frequency
60 Hz
60 Hz
60 Hz
Operating range at AC power fre-
quency 60 Hz
59.3 Hz to
60.5 Hz
59.3 Hz to
60.5 Hz
59.3 Hz to
60.5 Hz
Maximum utility backfeed current to
utility
–
–
–
Limits of accuracy of voltage measure-
ment
2%
2%
2%
Limits of accuracy of frequency mea-
surement
±0.1 Hz
±0.1 Hz
±0.1 Hz
Limits of accuracy of time measure-
ment at nominal trip time
±0.1%
±0.1%
±0.1%
Output power at +60°C (+140°F)
12,000 W
15,000 W
17,000 W
Maximum power operating ambient
temperature
+45°C (+113°F) +45°C (+113°F) +45°C (+113°F)
Power factor at rated power
1
1
1
Displacement power factor, adjustable
0
overexcited
to 0
underexcited
0
overexcited
to 0
underexcited
0
overexcited
to 0
underexcited
Feed-in phases
3
3
3
Connection phases
3
3
3
Overvoltage category in accordance
with UL1741
IV
IV
IV
14 Technical Data
SMA Solar Technology AG
Installation Manual
STP12-24TL-US-IA-en-16
70
