Input Rectifier, Rectifier input power

UPS Specifications

Table 8	UPS terminal (continued)

Battery

					Maximum Recommended Lug
					(Thomas & Betts Part Number)
Unit	Nominal	Maximum	OCP	Bolt	Compression	Mechanical
Unit	Input	Input	Device	Bolt	2-Hole;	Mechanical
Rating	Current	Current	Rating	Size	3/8" bolt	2-Hole;
40	82 at 480VDC	98 at 400VDC	70	8M	54106	ADR21

60	122 at 480VDC	146 at 400VDC	110	8M	54107	ADR21

80	163 at 480VDC	195 at 400VDC	150	8M	54152-TB	ADR21

100	204 at 480VDC	244 at 400VDC	175	8M	54157	ADR21

120	244 at 480VDC	293 at 400VDC	225	8M	54167	ADR50

1.Nominal (Nom) current is based on full rated output load.

2.Maximum (Max) current (125% of nominal) is short duration for battery recharge conditions.

3.UPS input and bypass cables must be run in separate conduit from output cables.

4.Nominal battery voltage is shown at 2.0 volts/cell per NEC 480-2.

5.OCPD = Overcurrent Protection Device. Recommended AC input and AC output overcurrent protection represents 125% of nominal full load current (continuous) per NEC 215.

6.Minimum-sized grounding conductors to be per NEC 250-122. Parity-sized ground conductors are recommended. Neutral conductors to be sized for full capacity per NEC 310-15 (b)(4). References are per NEC 1999.

7.Wiring requirements:

a.AC Input: 3-phase, 4-wire, plus ground output.

b.AC Output: 3-phase, 3- or 4-wire, plus ground

8.All wiring is to be in accordance with national and local electric codes.

5.4.1Input Rectifier

Table 9 Rectifier input power

Rated Power kVA		40	60		80	100	120
Rated Voltage, VAC					480

Supply				3-phase, 3-wire plus ground

Input Voltage Tolerance, VAC					384-552
(without derating)
Frequency, Hz					57-66

Power Factor				> 0.99 at full load; >0.98 at half load

Harmonic Current		Less than 3% at full rated UPS output load

See Table 8 for current ratings.
Overload capacity of input current: 100% Imax <I<125% Imax: 60 min
		125% Imax <I<150% Imax: 10 min; >150% load, less than 200msec
Table 10 Input voltage window with derating

Input Voltage Window	Percentage			Inverter Load,		Charger Load,
(L-L Voltage)	of Nominal			Percentage		Percentage
432VAC to 552VAC	90-115			100%		100%
431VAC to 384VAC	80-89			100%		30%

383VAC to 360VAC	75-79			100%		0%

359VAC to 288VAC	60-74			80%		0%

Table 11 Liebert approved replacement batteries

Battery Manufacturer		Models Supplied

Enersys Yuasa	HX205	—	—

C&D Dynasty	UPS12-100MR	UPS12-150MR	UPS12-210MR

480V specifications

The Emerson 480V power systems play a critical role in modern industrial applications, providing reliable and efficient power distribution. These systems are designed for facilities that require robust performance and operational efficiency while adhering to safety regulations. With voltage ratings at 480V, they cater primarily to industries such as manufacturing, data centers, and commercial buildings.

One of the main features of the Emerson 480V systems is their scalability. These systems can be easily adapted and expanded as operational demands grow, thereby reducing initial investment costs and providing a flexible solution for evolving business needs. This ability to scale is crucial in a fast-paced environment where demands can change rapidly.

The Emerson 480V systems also incorporate advanced technologies for improved performance and safety. One key technology is the use of smart grid solutions. This enables real-time monitoring, diagnostics, and control, allowing facility managers to optimize energy consumption and reduce operational costs. Furthermore, these systems often include integrated protection devices that enhance safety measures by minimizing the risk of electrical faults, overloads, or short circuits.

Energy efficiency is another characteristic that distinguishes Emerson 480V systems from traditional alternatives. With advanced power management features, these systems effectively reduce energy waste and lower electricity bills. Emerson’s commitment to sustainability is evident in its designs, which aim to minimize environmental impact through energy-efficient technologies.

The build quality of Emerson 480V systems is also noteworthy. They are designed to withstand harsh industrial environments and are constructed with high-grade materials that promote longevity and reliability. The modular design allows for easy maintenance and repair, which further extends the lifespan of the system.

Additionally, Emerson 480V systems are equipped with user-friendly interfaces that facilitate ease of operation. This ensures that operators can efficiently manage and control power distribution without extensive training. The combination of performance, scalability, safety features, and user-centric design makes Emerson 480V systems an ideal choice for businesses looking to enhance their electrical infrastructure.

In summary, Emerson 480V power systems are a leading solution for industrial power distribution, characterized by their scalability, smart technology integration, energy efficiency, robust build quality, and user-friendly operation. These attributes make them a valuable investment for any organization aiming to improve its electrical management and operational performance.

UPS terminal (continued)

OCP

Rating

5.4.1Input Rectifier

Table 9 Rectifier input power

Rated Power kVA

100

120

Harmonic Current

Table 11 Liebert approved replacement batteries

Battery Manufacturer

Models Supplied

480V specifications