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2-4 C141-E226
2.1.3 Environmental specifications
Table 2.3 lists environmental and power requirements.
Table 2.3 Environmental/power requirements
Specification
Item
MAW3300NC/NP MAW3147NC/NP MAW3073NC/NP
Operating 5 to 55°C
Non-operating –40 to 70°C
Transport
(within a week)
–40 to 70°C
DE surface temperature
at operating
5 to 60°C
Temperature
(*1)
Gradient 15°C/h or less
Operating 5 to 95%RH
Non operating 5 to 95%RH
Transport
(within a week)
5 to 95%RH
Relative
humidity
Maximum wet bulb
temperature
29°C (no condensation)
Operating (*3) 0.6 mm (5 to 20 Hz)/9.8 m/s
2
(1 G) (20 to 300 Hz) or less
Non-operating (*4) 3.1 mm (5 to 20 Hz)/49 m/s
2
(5 G) (20 to 300 Hz) or less
Vibration
(*2)
Transport (packaged) 3.1 mm (5 to 20 Hz)/49 m/s
2
(5 G) (20 to 300 Hz) or less
Operating 637.4 m/s
2
(65 G)/2 ms duration
Non-operating 2205 m/s
2
(225 G)/2 ms duration
Shock (*2)
Transport (packaged) 2205 m/s
2
(225 G)/2 ms duration
Operating –305 to +3,048 m (-1,000 to +10,000 feet)
Altitude
Non-operating –305 to +12,192 m (-1,000 to +40,000 feet)
Idle 0.6 A ave.
Spin-up 3.0 A (peak within 100 µs)
+12V DC
±5 %
Random
W/R
1.0 A (about 80 IOPS)
Idle 0.46 A ave.
+5V DC
±5 % (*6)
Random
W/R
1.0 A (about 80 IOPS)
Power
requirements
(*5)
Ripple
(+5 V and +12 V)
250 mVp-p or less (*7)
(*1) For detail condition, see Section 4.1.
(*2) Vibration applied to the drive is measured at near the mounting screw hole on the frame as much
as possible.
(*3) At random seek write/read and default on retry setting with log sweep vibration.
(*4) At power-off state after installation
Vibration displacement should be less than 2.5 mm.
(*5) Input voltages are specified at the drive connector side, during drive ready state.