Emerson 480V Manuel D’Utilisation

See Table 8 for current ratings.

See Table 8 for current ratings.

Enersys Yuasa

HX300
HX330
HX400
HX500

C&D Dynasty

UPS12-100MR
UPS12-150MR
UPS12-210MR
UPS12-300MR
UPS12-350MR
UPS12-400MR
UPS12-540MR

Recommended number

of lead-acid batteries

Total 40 battery blocks of 12VDC (240 cells of 2VDC)

will be supported by UPS

Recommended float charge voltage

2.27VDC *

Recommended boost charge voltage

2.4VDC *

Recommended end of discharge voltage

1.67 - 1.75 VDC

Maximum recharge battery current, A *

14.8

22.2

29.6

37.0

44.4

59.2

74

Maximum boost charge duration, min. *

1800

Boost-float threshold current, A *

0.1 C default

Temperature voltage compensation, mV/°C *

From 0 to 5 mV/deg. C/cell. Default value is 3mV/deg. C/cell.*

Ripple voltage superimposed %

≤ 1

* Set by configuration software and based on usage of VLRA batteries.

Rated voltage, VAC

480

Supply

3-phase, 3-wire plus ground

Frequency, Hz

 60 (50Hz in frequency converter mode)

Rated Power, kW

36

54

72

90

108

144

180

Three-phase transient

overload, min. load

 105% to 110% for 60 minutes

111% to 125% for 10 minutes

126% to 150% for 1 minute

Voltage Regulation %

±1.0% three-phase RMS average for a balanced three-phase load

±2.0% three-phase RMS average for a 100% unbalanced load

Frequency Regulation %

Nominal frequency regulation is ±0.05% in single module mode,

and+/- 0.25% in parallel mode.

Maximum rate of change

of frequency, Hz/sec

For single mode, the slew rate is adjustable from 0.1Hz/s to 3Hz/s