Appendix

5.0Electrical Specifications

Electrical and Mechanical specifications for the EX 5/7/11RT.

5.1System Input/Output Power Ratings

Table 5-1: EX 5/7/11 RT Voltages and Frequency Characteristics.

Source

Voltage

 

Frequency

Normal AC Source

156 to 280

VAC

40 to 70

Hz

Bypass AC Source

160 to 242

VAC*

58 to 62

Hz**

 

 

 

Load Output

200/208/220/230/240/250VAC

50/60 Hz autoranging

 

(120/208/240Vac

(or frequency converter)

 

are possible with

 

 

 

transformer module)

 

 

(*): depends on output voltage setting, can be modified by software.

(**): set to +/- 4% by default, (1, 2, 4, 8% are possible values), can be modified by software.

5.2System Overload Characteristics

Figure 5-1: Power supplied as a function of input voltage (left), and permissible UPS overloads as a function of time (right).

100%

70%

Load Percentage

Load Percentage

 

 

 

 

 

 

1.5

 

 

 

 

1.25

 

 

 

 

1.1

 

 

 

 

1.02

 

 

t

U

 

 

 

0.5s

30s

60s

120s

120V 160V

280V

86-86000-00 B00

Appendix

5 — 1

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MGE UPS Systems EX-7 manual Electrical Specifications, System Input/Output Power Ratings, Source Voltage Frequency