Chassis Description 9
Environmental Specifications

The xSeries 343 systemhas been tested to the environmental specifications as indicated in Table 3.

All testing has been performedper procedures defined in Bellcore GR-63-CORE NEBS Physical

Protection, BellcoreGR-3580 NEBS Criteria Levels, Bellcore GR-1089-CORE EMC and Electrical

Safety– Generic Criteria for Network Telecommunications Equipment, and the

Intel Environmental Standards Handbook.

Table 3. Environmental Specifications Summary

Environment Specification
Temperature operating 5 °C to 40 °C (41 °F to 104 °F)
Temperature non-operating -40 °C to 70 °C (-104 °F to 158 °F)
Altitude 0 to 1,800 m (0 to 5,905 ft)
Humidity non-operating 95%, non-condensing at temperatures of 23 °C (73 °F) to 40 °C (104 °F)
Vibration operating Swept sine survey at an acceleration amplitude of 0.1 g from 5 to 100 Hz
and back to 5 Hz at a rate of 0.1 octave/minute, 90 minutes per axis on all
three axes as per Bellcore GR-63-CORE standards.
Vibration non-operating Swept sine survey at an acceleration amplitude of 0.5 g from 5 to 50 Hz at a
rate of 0.1 octaves/minute, and an acceleration amplitude of 3.0g from 50 to
500 Hz at a rate of 0.25 octaves/minute, on all three axes as per Bellcore
GR-63-CORE standard.
2.2 Grms, 10 minutes per axis on all three axes as per the Intel
Environmental Standards Handbook.
Shock operating Half-sine 2 G, 11 ms pulse, 100 pulses in each direction, on each of the
three axes as per the Intel Environmental Standards Handbook.
Shock non-operating Trapezoidal, 25 G, 170-inch/sec delta V, three drops in each direction, on
each of the three axes as per Intel Environmental Standards Handbook.
Electrostatic discharge
(ESD) Tested to ESD levels up to 15 kilovolts (kV) air discharge and up to
8 kV contact discharge without physical damage as per Intel Environmental
Standards Handbook.
Acoustic Sound pressure: < 55 dBA at ambient temperatures < 28 °C measured at
bystander positions in operating mode.
Sound power: < 6.5 dBA at ambient temperatures < 28 °C in
operating mode.