Technical Data
4.1 General Device Data
SIPROTEC, 7SC805, Manual
C53000-G1140-C380-1, Release date 05.2014
113
4.1.6
Mechanical Tests
Vibration and Shock Stress during Steady-State Operation
Vibration and Shock Stress during Transport
Radio noise field strength
IEC-CISPR 11
30 MHz to 1000 MHz limit class A
Harmonic currents on the network lead at AC 230 V
IEC 61000-3-2
Device is to be assigned to class D (applies only to
devices with > 50 VA power consumption)
Voltage variations and flickers on the network lead
at AC 230 V
IEC 61000-3-3
Limit values are observed.
Standards:
IEC 60255-21
IEC 60068
IEC 60721
IEC 60870
Vibration
IEC 60255-21-1, class 1;
IEC 60068-2-6
sinusoidal
10 Hz to 60 Hz:
0.075 mm amplitude; 60 Hz to 150 Hz: 1 g acceleration
frequency sweep rate 1 octave/min, 20 cycles in 3 orthogonal axes
Shock
IEC 60255-21-2, class 1;
IEC 60068-2-27
semi-sinusoidal
acceleration 15 g, duration 11 ms, 3 shocks each in both directions of the 3
orthogonal axes
Seismic vibration
IEC 60255-21-3, class 1;
IEC 60068-3-3
sinusoidal
1 Hz to 8 Hz:
8.0 mm amplitude (horizontal axis)
1 Hz to 8 Hz:
4.0 mm amplitude (vertical axis)
8 Hz to 35 Hz: 2 g acceleration (horizontal axis)
8 Hz to 35 Hz: 1 g acceleration (vertical axis)
frequency sweep rate 1 octave/min,
1 cycle in 3 orthogonal axes
Standards:
IEC 60255-21
IEC 60068
IEC 60721
IEC 60870
Vibration
IEC 60255-21-1, Class 1;
IEC 60068-2-6
sinusoidal
5 Hz to 8 Hz:
3.5 mm amplitude;
8 Hz to 150 Hz: 1 g acceleration
frequency sweep rate 1 octave/min,
20 cycles in 3 orthogonal axes
Shock
IEC 60255-21-2, class 1;
IEC 60068-2-27
semi-sinusoidal
acceleration 15 g, duration 11 ms,
3 shocks in each direction of the 3 orthogonal axes
Continuous shock
1)
IEC 60255-21-2, class 1
IEC 60068-2-29
semi-sinusoidal
acceleration 10 g, duration 16 ms,
1000 shocks in each direction of the 3 orthogonal axes
1)
After long shock stress, Siemens recommends checking the screw fastening and tightening it if necessary.