1- UPS manual operation SOP:

UPS is a uninterrupted power supply which is used for backup supply sources. When electricity power source is not available then it is used for backup which is available in single phase and three phase. Low capacity UPS is used for domestic used but high capacity UPS is used for industrial and IT sectors as 50 KVA to 500 KVA.

If we want to start and stop high capacity UPS then we will have to follow standard operating procedure which was written as step by step process with safety instruction so that any operation mistakes could be remove.
First of all we will have to take safety precautions then we can start ON and OFF procedure. The details of SOP given below mentioned.

2- Format of UPS start and stop operation SOP:

3- Procedure of UPS start and stop operation SOP:

1- Object:

UPS start and stop standard operating procedure.

2- Responsibility:

Technicians, technical supervisors, electrical engineers.

3- UPS manual switched ON procedure:

For starting UPS we must follow below mentioned procedure.

• Switch ON the UPS bypass supply breaker.
• After display ON, switched ON battery breaker.
• Check the battery voltage on display as per battery bank.
• Switched ON the UPS input supply breaker.
• Check and verify the input voltage as default value.
• Switched ON the out put breaker.
• Check the all three phase load current.
• Check and note down all parameters.

4- UPS manual switched OFF procedure:

• Switch Off the load breaker.
• Switch Off the battery circuit breaker.
• Switch Off the input breaker.
• Switch Off the bypass breaker.

Go back to index ↑

---