Installing a Remote Emergency Power-Off Control

6.Remove the screws securing the internal panel covering the TB1 and TB2 terminal blocks at the top of the UPS cabinet (see Drawing 164201535-8 starting on page A-33).

7.If installing interface wiring from the bottom of the cabinet, proceed to Step 8; otherwise, proceed to Step 10.

8.Remove the screws securing the top internal safety shield panel and open the panel to gain access to the bottom wiring entry.

9.Remove the screws securing the bottom internal safety shield panel and remove the panel to gain access to the bottom conduit landing plate.

10.To locate appropriate terminals and to review the wiring and termination requirements (see Figure 5-1 and Drawing 164201535-8 starting on page A-33).

11.Route and connect the wiring as shown in Table 5-1 and Table 5-2.

12.If the normally-closed EPO contact is not used, connect the jumper wire between pins 8 and 9 on TB1.

Table 5-1. REPO Wire Terminations

From REPO Station(s)

To Customer Interface

 

Remarks

 

Terminal Board TB1 in UPS Cabinet

 

TB1-4

TB-7

 

Twisted Wires (2)

TB1-5

TB-9

 

14–22 AWG

Table 5-2. REPO

 

 

 

 

 

7 (NO)

 

REPO

 

 

 

Switch

Twisted

 

 

(NO)

UPS TB1

 

 

Wires

 

 

 

 

9 (RTN)

8 (NC)

REPO switch rating is 24 Vdc. 1A minimum if supplied by user.

NOTE This switch must be a dedicated switch not tied into any other circuits.

5-2

Powerware® 9390 UPS (40–80 kVA) Installation and Operation Manual S 164201535 Rev C

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Powerware 9390 operation manual Repo Wire Terminations
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9390 specifications

The Powerware 9390 is a high-performance uninterruptible power supply (UPS) designed for critical applications in data centers, telecommunications, and other industries requiring maximum uptime. This UPS system is renowned for its durability, efficiency, and advanced technological features, making it an ideal choice for environment-sensitive operations.

One of the standout characteristics of the Powerware 9390 is its modular architecture. This design allows for scalability, enabling businesses to tailor the power supply to fit their specific needs. Users can add or remove power modules as demand fluctuates, ensuring optimal performance without overspending on unnecessary capacity. The system is available in various power ratings, typically ranging from 40 kVA to 750 kVA.

Among the key technologies utilized in the Powerware 9390 is the Advanced Battery Management (ABM) system. This innovative feature helps extend battery life by monitoring and optimizing charging cycles. The ABM technology uses an intelligent three-stage charging process, significantly reducing battery wear while ensuring high availability of power during outages. This enhancement not only improves reliability but also lowers maintenance costs over time.

Energy efficiency is another hallmark of the Powerware 9390, as it incorporates double-conversion technology to maintain voltage stability. This ensures that sensitive electronic equipment is protected from surges and fluctuations in power supply. Additionally, the UPS offers high input power factor and low harmonic distortion, contributing to overall energy savings while minimizing the environmental impact.

The Powerware 9390 is equipped with advanced monitoring and management features that allow users to maintain complete control over their power infrastructure. An intuitive LCD display provides real-time metrics on system performance, battery status, and operational logs. Furthermore, the UPS can be integrated with network management systems, enabling remote monitoring and management via web interfaces.

In terms of safety characteristics, the Powerware 9390 adheres to rigorous industry standards, ensuring that it provides reliable performance under various operating conditions. Its robust construction and redundant components further enhance reliability, making it a popular choice in mission-critical environments.

In conclusion, the Powerware 9390 stands out as a leader in the UPS market, combining modular scalability, advanced battery management, energy efficiency, and robust safety features. Its ability to adapt to the needs of dynamic organizations while providing reliable power protection makes it an invaluable asset for any critical application. With its state-of-the-art technologies, businesses can depend on the Powerware 9390 for continuity, efficiency, and peace of mind.
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