HP Integrity NonStop H-Series - Manual (Page 26)

Specifications
5243-2SE Tape Drive Installation and User’s Guide — 542757-003
A- 2
Power Specifications
Power Specifications
Power Requirements
Environmental Specifications
Input Voltage Range 36-72 volts direct current
Input Under-Voltage Lockout
Turn-On Voltage 29.0-35.0 volts direct current
Turn-Off Voltage 28.0-34.0 volts direct current
Input Over-Voltage Shutdown 77.0-85.0 volts direct current
Maximum Input Current 2.7 amperes
Reflected Ripple Current 5%
Efficiency 78% full power, 48 volts direct current
Relative Humidity Storage 5% to 95%
Operating 20% to 80%
Temperature Range Storage -40 degrees to 158 degrees Fahrenheit
(-40 degrees to 70 degrees Celsius)
Operating -41 degrees to 158 degrees Fahrenheit
(-40 degrees to 70 degrees Celsius)