SMA Solar Technology AG
Installation Guide
SB50US-80US-IUS094030
103
10.4 Trip Limits / Trip Times
* The intervals result from the measuring accuracies listed below.
Manufacturer’s Accuracies:
Trip Limit Accuracy: ± 2 % of nominal grid voltage
Trip Time Accuracy: ± 0.1 % of nominal trip time
Trip Frequency Accuracy: ± 0.1 % of nominal frequency
Nominal
Freq. (Hz)
Trip Limit (Hz)
Trip Frequencies (Hz)
Trip Times (s)
60
> 60.5
60.45 - 60.55
max. 0.1602
< 57.0 - 59.8
(default 59.3)
56.95 - 59.85
(default 59.25 - 59.35)
adjustable 0.16 - 300
(default max. 0.1602)
< 57.0
56.95 - 57.05
max. 0.1602
Nominal
Voltage (V)
Trip Limit
Trip Voltages
Line-to-Neutral
(V)*
Trip Voltages
Line-to-Line (V)*
Trip Times (s)
208
50 %
88 %
110 %
120 %
57.6 - 62.4
103.2 - 108.0
129.6 - 134.4
141.6 - 146.4
99.8 - 108.2
178.9 - 187.2
224.6 - 233.0
245.4 - 253.8
max. 0.1602
max. 2.002
max. 1.001
max. 0.1602
240
50 %
88 %
110 %
120 %
57.6 - 62.4
103.2 - 108.0
129.6 - 134.4
141.6 - 146.4
115.2 - 124.8
206.4 - 216.0
259.2 - 268.8
283.2 - 292.8
max. 0.1602
max. 2.002
max. 1.001
max. 0.1602
277
50 %
88 %
110 %
120 %
133.0 - 144.0
238.2 - 249.3
299.2 - 310.2
326.9 - 337.9
N/A
max. 0.1602
max. 2.002
max. 1.001
max. 0.1602
