Powerware 9335 Fault Identification and Correction, Alarm Condition Meaning Suggested Solution

Models: 9335

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9.3Fault Identification and Correction

The major alarm conditions that will be encountered are shown in the following table:

Alarm Condition

Meaning

Suggested Solution

UPS FAULT

There is a fault in the UPS

Call the authorized service center for

 

and therefore normal

assistance

 

operation cannot be

 

 

guaranteed.

 

MAINS FAILURE

The utility power supply is

The input power to UPS is too low or

 

outside its prescribed tolerance.

missing.

 

 

If site power appears to be OK, check the

 

 

input circuit breakers etc. supplying the

 

 

UPS

OVERCURRENT OR

There is a short circuit at the

Check all output connections and repair

SHORT CIRCUIT

output of UPS. (on load side)

as required.

OVERLOAD

Load exceeds the UPS rated

Identify which piece of equipment is

 

power.

causing the overload and remove it from

 

 

the UPS.

 

 

 

OVERTEMPERATURE

UPS temperature has exceeded

Check that the ambient temperature of the

 

the allowed value.

UPS is less than 30° C.

 

 

If the ambient temperature is normal call

 

 

the authorized service center for

 

 

assistance.

BATTERY CHARGER

The attached battery and the

Call the authorized service center for

OFF

battery charger set-up do not

assistance.

 

correspond or battery charger

 

 

fault.

 

INVERTER FAULT

Inverter is faulty.

Call the authorized service center for

 

 

assistance.

NON-SYNCH

The inverter and utility power

The frequency of the input voltage to the

 

are not synchronized.

UPS is outside operational limits and the

 

 

UPS static bypass has been temporarily

 

 

disabled.

BATTERY LOW

The battery is nearly

Shutdown load connected to UPS before

 

discharged.

the UPS switches itself off to protect its

 

 

batteries

MANUAL SWITCH OFF

Maintenance Bypass closed.

This alarm is only displayed if the UPS is

 

Load supplied by utility power.

on Maintenance Bypass

9-2

Powerware 9335 (80 kVA and 120 kVA) Installation and Operation

 

164201396 REV A 071103

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Powerware 9335 operation manual Fault Identification and Correction, Alarm Condition Meaning Suggested Solution

9335 specifications

The Powerware 9335 is a robust and efficient uninterruptible power supply (UPS) designed to deliver reliable power protection for critical applications. Expanding upon Eaton's tradition of offering advanced power management solutions, the Powerware 9335 is tailored for environments that demand high availability and uptime.

One of the standout features of the Powerware 9335 is its double-conversion online topology, which ensures a continuous supply of clean and regulated power. This design operates without any transfer time to battery power, effectively protecting sensitive equipment from all types of power disturbances, including surges, sags, and outages.

The UPS is available in a range of power ratings, from 8 kVA to 40 kVA, making it versatile enough to support a variety of applications ranging from small server rooms to larger data centers. The modular architecture of the Powerware 9335 allows for seamless scalability, enabling users to add additional capacity or redundancy as their power needs evolve. This feature is particularly beneficial in dynamic environments where equipment and loads can frequently change.

Another significant characteristic of the Powerware 9335 is its high efficiency, often exceeding 94% in normal operation. This efficiency not only reduces energy costs but also minimizes heat generation, leading to lower cooling requirements. The UPS employs advanced technologies such as Intelligent Power Management and Smart APM (Adaptive Power Management) to optimize power usage, further enhancing its overall performance and reducing the total cost of ownership.

The user-friendly LCD display furnishes real-time data regarding UPS status, battery condition, and power settings, facilitating proactive management and monitoring. In addition, the unit can be monitored and managed remotely, ensuring that administrators can access critical information even when they are not on-site.

The Powerware 9335 also comes equipped with various connectivity options, including USB, serial, and SNMP for seamless integration into existing IT infrastructure. Additionally, advanced communication capabilities allow for integration with building management systems, ensuring comprehensive power management and reporting.

Safety is paramount, and the Powerware 9335 incorporates numerous features designed to protect both the UPS and connected equipment. This includes overload protection, battery health monitoring, and environmental monitoring, which collectively contribute to a resilient power protection strategy.

In summary, the Powerware 9335 is an exceptional UPS offering from Eaton, featuring high availability, scalability, efficiency, and robust management options. With its advanced technologies and features, it stands out as a premier choice for organizations seeking to safeguard their critical systems and data.