Technical Specifications

Table 37 Intermediate DC circuit, battery

 

Unit of

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Rated Power, kVA

Measurement

30

 

40

 

60

 

80

100

 

120

140

 

160

 

200

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Battery bus voltage

VDC

 

 

 

Nominal: 480V (VRLA Float charge is 540V)

 

 

 

 

 

 

 

Range: 400V ~ 600V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Quantity of lead-acid cells

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Nominal

—

 

 

 

 

 

240 = [40 x 6-cell (12V) blocks]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Maximum

—

 

 

 

 

 

252 = [42 x 6-cell (12V) blocks]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Minimum

—

 

 

 

 

 

228 = [38 x 6-cell (12V) blocks]

 

 

 

 

 

 

 

 

 

 

 

 

 

Float Voltage (VRLA)

V/cell

 

 

 

 

2.25 V/cell (selectable from 2.2 –2.3V/cell)

 

 

 

 

 

Constant current and constant voltage (IU) charge mode

 

 

 

 

 

 

Temperature

mV/°C/cl

- 3.0 (selectable 0 to – 5.0 around 25°C [77°F] or 20°C [68°F]or inhibit)

compensation

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Ripple Voltage

% V float

 

 

 

 

 

 

 

≤1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Ripple Current 1

% C

 

 

 

 

 

 

 

≤5

 

 

 

 

 

 

 

10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Boost Voltage (VRLA)

V/cell

 

 

 

2.35 V/cell (selectable from 2.30-2.40V/cell)

 

 

 

 

 

Constant current and constant voltage (IU) charge mode

 

 

 

 

 

 

 

 

 

- float-boost current trigger 0.050 C10 (selectable 0.030-0.070)

 

Boost Control

—

- boost-float current trigger 0.010 C10

(selectable 0.005-0.025) with

 

 

 

 

 

 

24 hr safety time-out (selectable 8-30 hr)

 

 

 

 

 

 

 

 

 

- boost mode inhibit also selectable

 

 

 

 

 

 

 

 

1.63 V/cell (selectable from 1.60~1.75 V/cell

 

End Of Discharge (VRLA)

V/cell

 

 

Auto Inverse EOD voltage x discharge current mode

 

 

 

(The end of discharge voltage increases at low discharge currents).

 

 

 

 

 

 

2.4 V/cell (selectable from 2.3-2.4V/cell)

 

 

 

Battery Charge

V/cell

 

 

Constant current and constant voltage (IU) charge mode

 

 

 

 

 

Programmable auto trigger or inhibit of boost mode

 

Battery Charging Power 2

kW

5.1

 

6.7

 

10

 

13

17

 

20

23.8

 

27.2

 

34

Max Current

A

13

 

17

 

25

 

33

43

 

50

60

 

68

 

85

(Adjustable) 3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.For a battery capacity of 24Ah or that corresponding to a rated back-up time of 10 minutes, whichever is greatest.

2.At low input voltage the UPS recharge capability increases with load decrease (up to the maximum capacity indicated).

3.Maximum currents listed are for end of discharge voltage of 1.67 V/cell for 240 cells.

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Emerson 50 and 60 Hz, 400V, 30-200kVA user manual Intermediate DC circuit, battery
Page 128 Page 130

30-200kVA, 400V, 50 and 60 Hz specifications

The Emerson 400V, 50 and 60 Hz, 30-200 kVA is a robust and versatile power solution designed for various industrial and commercial applications. This equipment delivers a reliable source of power, ensuring operational continuity and efficiency for numerous critical systems.

One of the standout features of the Emerson 400V series is its exceptional load handling capability. With a kVA range of 30 to 200, it can cater to both small-scale operations and larger enterprises, making it a flexible choice for businesses looking to scale their operations. The dual frequency capability of 50 and 60 Hz allows the system to be utilized in various geographical locations, accommodating different regional power standards.

The series is built with advanced power electronics technology, resulting in a highly efficient energy conversion process. This technology not only boosts performance but also reduces energy losses, leading to significant cost savings in operational expenditures. Moreover, the Emerson 400V solution is designed with an emphasis on minimizing harmonic distortion, ensuring that it meets stringent regulations and preserving the integrity of sensitive electronic equipment.

Another critical characteristic of the Emerson 400V series is its modular design. This allows for easy upgrades and maintenance, ensuring that businesses can adapt their power solutions as their needs evolve. The system features a user-friendly interface for monitoring and managing power loads, enhancing operational oversight.

Additionally, the Emerson 400V series emphasizes robust safety features to protect both equipment and personnel. Integrated protection mechanisms, such as overload and short-circuit protection, provide peace of mind and safeguard against potential power-related incidents.

In terms of physical design, the unit is built for durability, capable of withstanding harsh operating environments while maintaining performance integrity. The compact footprint ensures that it can fit into various spaces without sacrificing power output.

Overall, the Emerson 400V, 50 and 60 Hz, 30-200 kVA system represents a comprehensive power solution that combines high efficiency, adaptability, and advanced technology, making it an ideal choice for organizations aiming for reliable power management and operational excellence.
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