Your question about Siemens S30122-X7686-M1 LUNA2

Power supply for the HiPath 3800 and AP 3700 IP with two operation modes.

Mode 1:

• Input: 110-240 V AC / 50-60 Hz / 2 A
• Alternate Input: -48 V DC / 4 A
• Output: +5.1 V DC / 12 A | -5 V DC / 1.8 A | +12 V DC / 1.75 A | -12 V DC / 1.25 A | -54 V DC / 2A
• Total output power is 172 W maximum
• Total output power from +5.1 V DC and -54 V DC is 140 W maximum
• The -54 V DC output is a loop-through voltage with the Input when the unit is DC supplied

Mode 2 (Battery Charger):

• Input: 110-240 V AC / 50-60 Hz / 1.2 A
• Output Mode 2a: -54.7 V DC / 2 A maximum for free dry lead acid batteries
• Output Mode 2b: -53.5 V DC / 2 A maximum for wet cell lead acid batteries