1. Remove watches, rings, or other metal objects.
2. Use tools with insulated handles.
3. Wear insulating gloves and boots.
4. Do not lay tools or metal parts on the top of batteries.
5. Disconnect the charging source prior to connecting or disconnecting the batteries'
terminals.
You must contact Delta customer service if either of the following events occur:
1. Liquid is poured or splashed on the UPS.
2. The UPS does not run normally after carefully following the instructions in this User
Manual.
1.4
Storage Warnings
Use the original packing material to pack the UPS to prevent any possible damage from
rodents.
If the UPS needs to be stored prior to installation, it should be placed in a dry indoor
area. The allowable storage temperature is below 70°C and relative humidity is below
95%.
1.5
Standard Compliance
UL/ cUL
FCC Part 15 Class A
1
1-5
Important Safety Instructions