Seagate ST340015ACE manual Reliability, Performance Reference Test Description Level Standard

Barracuda 5400.1 Product Manual, Rev. G 17

2.12Electromagnetic 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:

		Performance	Reference
Test	Description	level	standard
Electrostatic	Contact, HCP, VCP: ± 4 kV;	B	EN 61000-4-2: 95
discharge	Air: ± 8 kV
Radiated RF	80 to 1,000 MHz, 3 V/m,	A	EN 61000-4-3: 96
immunity	80% AM with 1 kHz sine		ENV 50204: 95
	900 MHz, 3 V/m, 50% pulse
	modulation @ 200 Hz
Electrical fast	± 1 kV on AC mains, ± 0.5	B	EN 61000-4-4: 95
transient	kV on external I/O
Surge	± 1 kV differential, ± 2 kV	B	EN 61000-4-5: 95
immunity	common, AC mains
Conducted	150 kHz to 80 MHz, 3 Vrms,	A	EN 61000-4-6: 97
RF immunity	80% AM with 1 kHz sine
Voltage dips,	0% open, 5 seconds	C	EN 61000-4-11: 94
interrupts	0% short, 5 seconds	C
	40%, 0.10 seconds	C
	70%, 0.01 seconds	B

2.13	Reliability
Nonrecoverable read errors		1 per 1014 bits read, max.
Mean time between failures		600,000 power-on hours .
		(nominal power, 25°C ambient temperature)
Service life		The drive shall have a useful service life of five years.
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.