Liebert UPS User Manual

 

10

 

Models whose part number ends with a “208” are NOT fitted with an isolating 
output transformer and are NOT separately derived sources under the NEC.  The 
output L1 terminal is connected to the input L1 terminal and must not be 
connected to ground at the UPS (see NEC 250-5d, 250-26, 250.91, 250.92). 

 

INPUT 

28 AMPS 

8 AWG (10 mm²) 

40 AMPS 

OUTPUT 

26 AMPS 

8 AWG (10 mm²) 

BATTERY 

23 AMPS 

8 AWG (10 mm²) 

SIZE GROUNDING (PROTECTIVE EARTH) CONDUCTORS EQUAL TO CIRCUIT CONDUCTORS

 

 

INPUT 

45 AMPS 

6AWG (16 mm²) 

60 AMPS 

OUTPUT 

43 AMPS 

6AWG (16 mm²) 

BATTERY 

37 AMPS 

6AWG (16 mm²) 

SIZE GROUNDING (PROTECTIVE EARTH) CONDUCTORS EQUAL TO CIRCUIT CONDUCTORS 

 

NOTE 4 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NOTE 5

NOTE 6

INPUT TO UPS 

NOTE 1

 

OUTPUT TO LOAD 

 NOTE 2

 

OPTIONAL 

BATTERIES 

NOTE 3 

208

208