He grabbed a heavy flashlight from his belt. He looked at the left hinge, where a small metallic switch sat.
Yes, there is a calculation worksheet in the installation section. However, it assumes VRLA (sealed lead-acid) batteries. For Ni-Cad or Lithium, contact Vertiv. liebert hipulse d ups manual
Essential safety requirement; the equipment must be earthed according to local electrical codes before connecting input power. He grabbed a heavy flashlight from his belt