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12 ST320014A Product Manual, Rev. D
1.10 Electromagnetic immunity
When properly installed in a representative host system, the drive
operates without errors or degradation in performance when subjected
to the radio frequency (RF) environments defined in the following table:
1.11 Reliability
Test Description Performance
Level
Reference
Standard
Electrostatic
discharge
Contact, HCP, VCP: ± 4 kV; Air:
± 8 kV
B EN 61000-4-2: 95
Radiated RF
immunity
80 to 1,000 MHz, 3 V/m,
80% AM with 1 kHz sine
900 MHz, 3 V/m, 50% pulse
modulation @ 200 Hz
A EN 61000-4-3: 96
ENV 50204: 95
Electrical fast
transient
± 1 kV on AC mains, ± 0.5 kV
on external I/O
B EN 61000-4-4: 95
Surge
immunity
± 1 kV differential, ± 2 kV com-
mon, AC mains
B EN 61000-4-5: 95
Conducted
RF
immunity
150 kHz to 80 MHz, 3 Vrms,
80% AM with 1 kHz sine
A EN 61000-4-6: 97
Voltage dips,
interrupts
0% open, 5 seconds
0% short, 5 seconds
40%, 0.10 seconds
70%, 0.01 seconds
C
C
C
B
EN 61000-4-11: 94
Nonrecoverable read errors 1 per 10
13
bits read, max
Mean time between failures 600,000 power-on hours (nominal
power, 25°C ambient temperature)
Contact start-stop cycles
50,000 cycles (at nominal voltage
and temperature, with 60 cycles per
hour and a 50% duty cycle)
Preventive maintenance None required