Alarms and Events

5.3Possible Alarms

 

Alarms

Description

Action

 

 

 

1. Peak current limiter active

Peak current limiter activated and

Check for blown fuses in

 

 

UPS switched to bypass operation.

installation

 

 

System overload

 

 

 

 

2. Bypass power supply fault

Fault in redundant PSU for bypass.

Call for assistance

 

 

UPS still 100% able to operate in

 

 

 

all modes.

 

 

 

 

3. Delta current limiter active

Input current limiter activated and

Check for overload.

 

 

UPS switched to bypass operation

If message is repetitive -

 

 

 

call for assistance

 

 

 

4. Faulty fan

Blocked or faulty fan

Remove blocking or replace fan

 

 

 

5. High DC warning

Switching off big output load

If alarm is repeated, reduce load

 

 

 

change

 

 

 

6. High DC shutdown

UPS fault

Call for assistance

 

 

 

7. Off-button activated

Off button or emergency power

 

 

shut down activated

 

 

 

 

8. Synchronization error

UPS unable to synchronize with

Check if phase rotation of mains

 

 

input frequency

input voltage is correct. If OK, call

 

 

 

for assistance

 

 

 

9. Inverter voltage error

Inverter average voltage outside

 

 

limits (normal message during

 

 

 

system start-up/switch-off

 

 

 

 

 

10.

Parallel synchronization

Parallel UPS unable to

Check external parallel cables -

 

error

synchronize

call for assistance

 

 

 

 

11.

Inverter current limiter active

Inverter overload

Reduce UPS output load

 

 

 

 

12.

Overload. Load exceeding

UPS overload

Reduce UPS output load

 

100%

 

 

 

 

 

 

13.

Second power supply fault

UPS fault

Call for assistance

 

 

(only systems > 160kW)

 

 

 

 

 

14.

Internal power supply fault

UPS fault. Only bypass operation

Call for assistance

 

 

possible

 

 

 

 

 

15.

Battery MCCB is off

Battery MCCB/fuse not closed or

Close MCCB / insert new fuse. If

 

 

released

released again -

 

 

 

call for assistance.

 

 

 

 

16.

**Q004 off**

Output switch position for UPS in

 

 

parallel

 

 

 

 

 

17.

**Q003 off**

External bypass switch position

 

 

 

 

18.

**Q002 off**

UPS output switch position

 

 

 

 

19.

**Q001 off**

UPS input switch position

 

 

 

 

20.

High temperature of isolation

Temperature of isolation input/

Check fan, check for airflow

 

transformer

output transformer, too high

obstructions, check for overload

 

 

 

21. High temperature of main static

Temperature of static input switch,

Check fan, check for airflow

 

switch

too high

obstructions, check for overload

 

 

 

 

22.

High temperature of bypass

Temperature of static bypass

Check fan, check for airflow

 

static switch

switch, too high

obstructions, check for overload

 

 

 

 

990-4037

26

User Guide APC Silcon 240-320kW 400V UPS

Page 26
Image 26
American Power Conversion APC Silcon 240-320kW 400V manual Possible Alarms, Alarms Description Action

APC Silcon 240-320kW 400V specifications

The American Power Conversion (APC) Silcon 240-320kW 400V is a cutting-edge uninterruptible power supply (UPS) system designed for high-performance applications in data centers, telecommunications, and industrial environments. This model offers a blend of advanced technology and robust design, ensuring reliability and efficiency under demanding conditions.

One of the standout features of the APC Silcon is its modular architecture, which provides flexibility in scaling power capacity to meet evolving needs. This modularity not only simplifies maintenance but also allows for hot-swappable components, minimizing downtime during service interventions. Users can easily upgrade or expand the system without the need for extensive reconfiguration.

The UPS incorporates Digital Signal Processing (DSP) technology, which enhances its performance and efficiency. By utilizing real-time monitoring and control, the Silcon UPS optimizes energy consumption, prolongs battery life, and ensures a stable output voltage. This level of sophistication contributes significantly to operational continuity and enhanced power quality.

Another vital characteristic is the high efficiency rating of the APC Silcon, typically exceeding 95%, leading to lower operational costs and reduced carbon footprint. This efficiency is particularly advantageous for large-scale operations where energy consumption can become a significant expense.

The system also features built-in battery management capabilities, improving the health and longevity of the batteries used during outages. APC Silcon employs advanced algorithms to monitor battery performance actively, ensuring timely maintenance alerts and optimizing charge cycles to prolong battery life.

To enhance user experience, the UPS is equipped with a comprehensive monitoring and management suite. This includes an intuitive graphical user interface (GUI) that provides real-time visibility into system performance, alarms, and diagnostics. Remote management capabilities allow users to monitor and control the UPS from virtually anywhere, facilitating proactive decision-making.

Moreover, the APC Silcon's robust design and high-quality components ensure exceptional reliability, making it a preferred choice in mission-critical applications where system failure is not an option. Its ability to withstand harsh environmental conditions and provide consistent power protection makes it an essential investment for businesses reliant on uninterruptible power systems.

Overall, the APC Silcon 240-320kW 400V stands out as a superior choice for organizations seeking a reliable, efficient, and flexible UPS solution to safeguard their critical operations against power disturbances and outages.