2014 Hands On Relay School - Washington State University · 2014 Hands On Relay School Introduction...

2014 Hands On Relay School

Introduction to Substation Print Reading

Jeff Marsh

2014 Introduction to System Protection Lecture Series

Time Length Lecture Room Lecturer

7:45 to 9:15 90 minutes Introduction to Protection Basics and Terminology Smith CUE 203 Brent Carper

9:15 to 9:40 Introduction to CT Basics and Testing Smith CUE 203 Louis Wright

9:40 to 10:00 Break

10:00 to 10:45 70 minutes Introduction to CT Basics and Testing (continued) Smith CUE 203 Louis Wright

10:45 to 12:00 75 minutes Introduction to Substation Print Reading Smith CUE 203 Jeff Marsh

12:00 to 1:00 Lunch

All facilitators go to EE/ME B54 lab

All students go to Sloan 175 lecture hall

1:00 to 1:45 30 - 45 minutes Basics of Relay Test Equipment Sloan 175 Scott Cooper

1:45 to 3:00 75 minutes Introduction to Troubleshooting Sloan 175 Paul Luther

•12 concurrent lectures total, pick 4 to attend Tuesday morning. •Hands on labs Monday afternoon from 3 to 5, Tuesday afternoon, all day Wednesday and Thursday. •Presentations on Friday morning. •Tuesday night suppliers showcase at University Inn at 6:30. •Wednesday night banquet at University Inn at 6:30. •Please wear your nametag throughout the week. •Use your parking pass. •CEU’s and Electrician Credits are available. •There are 2 evaluation forms, one for the intro lecture series and one for the labs. Please fill them out as the week progresses.

Basics One Line Schematics Three Line (Elementary, CT-PT) Schematics Electro-Mechanical Breaker Example Wiring Prints ANSI vs. IEC Miscellaneous Prints

Basics

ANSI C37.2

Form A or N.O. or SPST

Form B or N.C. or SPST

Form C or SPDT

Switches or contacts

Contacts are typically shown in their de-energized or relaxed state.

Aux. Relays

TON or TDPU A timer that has a delay on energization but no delay on de-energization.

TOFF or TDDO A timer that has a delay on de-energization but no delay on energization.

5 sec TDPU

20 cycles TDDO

Timers

5 sec TON

52a Follows the state the breaker main contacts

52b Inverse of the state the breaker main contacts

Breaker Aux. Contacts

Fire Detector 1

PLC Input

125 VDC

24 VDC

Fire Detector 2

120 VAC Fan Motor Contactor

Contactor Start

Fire Detector 1

PLC Input

125 VDC

24 VDC

Fire Detector 2

Contactor Start

Fire Detector 1

PLC Input

125 VDC

24 VDC

Fire Detector 2

Contactor Start

Fire Detector 1

PLC Input

125 VDC

24 VDC

Fire Detector 2

Contactor Start

Fire Detector 1

PLC Input

125 VDC

24 VDC

Fire Detector 2

Contactor Start

Fire Detector 1

PLC Input

125 VDC

24 VDC

Fire Detector 2

Contactor Start

Fire Detector 1

PLC Input

125 VDC

24 VDC

Fire Detector 2

Contactor Start

Fire Detector 1

PLC Input

125 VDC

24 VDC

Fire Detector 2

Contactor Start

Fire Detector 1

PLC Input

125 VDC

24 VDC

Fire Detector 2

Contactor Start

62F-X TDPU or TON 5”

Fire Detector 1

PLC Input

125 VDC

24 VDC

Fire Detector 2

Contactor Start

Fire Detector 1

PLC Input

125 VDC

24 VDC

Fire Detector 2

Contactor Start

62F-X TDDO or TOFF 5”

Fire Detector 1

PLC Input

125 VDC

24 VDC

Fire Detector 2

Contactor Start

One Line Schematics

Three Line (CT-PT) Schematics

Electro-Mechanical Breaker Example

Wiring Prints

ANSI vs. IEC

Miscellaneous Prints

Closes at 64 psi falling at 20 degrees C

Questions?

2014 Hands On Relay School - Washington State University · 2014 Hands On Relay School Introduction...

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