1. Introduction
1.1 About the Operator's manual
1.1.1 Intended users of the Operator's manual
This is the operator's manual for DEIF's Paralleling and Protection Unit, PPU 300. The manual is for the operator who uses the
controller display unit. The manual includes an introduction to the display unit (LEDs, push-buttons and screen), basic operator
tasks, alarms, logs, more advanced operator tasks, and troubleshooting. The information in this manual is simplified and general.
More information
See the Designer's handbook for more detailed information and descriptions..
DANGER!
Read this manual before you operate the system. Failure to do this could result in personal injury and damage to the
equipment.
1.1.2 Software versions
The information in this document corresponds to the following software versions.
Table 1.1
Software versions
Software Details Version
PCM APPL Controller application 1.0.7.x
DU APPL Display unit application 1.0.13.x
PICUS PC software 1.0.12.x
1.1.3 Technical support
You can read about service and support options on the DEIF website, www.deif.com. You can also find contact details on the DEIF
website.
You have the following options if you need technical support:
• Help: The display unit includes context-sensitive help.
• Technical documentation: Download all the product technical documentation from the DEIF website: www.deif.com/
documentation
• Training: DEIF regularly offers training courses at the DEIF offices worldwide.
• Support: DEIF offers 24-hour support. See www.deif.com for contact details. There may be a DEIF subsidiary located near you.
You can also e-mail support@deif.com.
• Service: DEIF engineers can help with design, commissioning, operating and optimisation.
1.2 Warnings and safety
1.2.1 Safety during installation and operation
Installing and operating the equipment may require work with dangerous currents and voltages. The installation must only be carried
out by authorised personnel who understand the risks involved in working with electrical equipment.
DANGER!
Hazardous live currents and voltages. Do not touch any terminals, especially the AC measurement inputs and the relay
terminals. Touching the terminals could lead to injury or death.
OPERATOR'S MANUAL 4189341099G UK Page 6 of 130
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