IBM 6648 - Manual (Page 39)

Feature Description
Electrical Input Sine-wave input (47 to 63 Hz) required
Input voltage range:
v Minimum: 90 V AC
v Maximum: 265 V AC
Input kVA (approximately):.
v Minimum: 0.08 kVA
v Maximum: 0.16 kVA (as shipped)
Airflow Approximately 0.25 cubic meters/minute (9 cubic feet/minute)
Acoustical Noise Emission
Values Average sound pressure levels:
At operator position:
v 43 dB operating
v 38 dB idle
At bystander position (1 meter):
v 37 dB operating
v 33 dB idle
Declared (upper limit) sound power levels:
v 5.1 bels operating
v 4.8 bels idle
For additional information, see the ISO Supplier’s Declaration, which is
available from IBM.
Chapter 2. Types 6568/6569/6648/6649 25