Power Monitoring Overview
Simple solutions for your power system
Software
●POWERLOGIC Patents
●5000 Systems Installed
●200,000 devices shipped
●500 students trained per year at PowerLogic
University
●Power System Engineering group conducts system studies
●Advanced Systems group designs/builds custom solutions
Copyright © Schneider Electric 2008. All rights reserved.
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90 Year Old Technology
Requires Calibration
Does not respond to Harmonics
“Out of sight, Out of Mind”
No modern capabilities
No Communications
Copyright © Schneider Electric 2008. All rights reserved.
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Copyright © Schneider Electric 2008. All rights reserved.
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Calibrated to an Effective Change in the Magnetic Field Based on a Sinusoidal Wave Form
(Reading = Volts or Amperes)
N S
Peak Value
Effective Value
Copyright © Schneider Electric 2008. All rights reserved.
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RMS VALUE CALCULATED FROM DIGITAL SAMPLES
TAKEN OVER THE SINE WAVE
Microprocessor
A/D Converter
Copyright © Schneider Electric 2008. All rights reserved.
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Copyright © Schneider Electric 2008. All rights reserved.
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●REDUCE ENERGY COST
●OPTIMIZE EQUIPMENT UTILIZATION
●IMPROVE POWER SYSTEM RELIABILITY
Copyright © Schneider Electric 2008. All rights reserved.
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●DEMAND SIDE ENERGY MGMT
●LOWER DEMAND CHARGES
●ALLOCATE ENERGY COSTS BY
DEPARTMENT OR PRODUCTS
●IMPROVE SYSTEM POWER FACTOR
●UTILITY RATE STRUCTURE
Copyright © Schneider Electric 2008. All rights reserved.
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Copyright © Schneider Electric 2008. All rights reserved.
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●EVALUATE CIRCUIT LOADING
●IMPROVE POWER SYSTEM PLANNING
●AVOID POTENTIAL EQUIP. DAMAGE
●AID SCHEDULING OF MAINTENANCE
Copyright © Schneider Electric 2008. All rights reserved.
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●EARLY DETECTION OF PROBLEMS
●REDUCTION OF DOWN-TIME INSURANCE
COSTS
●TROUBLE SHOOTING AND DIAGNOSTICS
●CONTROL OF CIRCUIT BREAKERS
●PWR. QUALITY AND HARMONICS ANALYSIS
Copyright © Schneider Electric 2008. All rights reserved.
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●VOLTAGE DISTORTION????
●CURRRENT DISTORTION???
●HARMONICS????
●GROUNDING????
Copyright © Schneider Electric 2008. All rights reserved.
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IEEE RECOMMENDED PRACTICE FOR
MONITORING ELECTRIC POWER
QUALITY, FINAL DRAFT, APRIL 1994
DEFINITION:
“The concept of powering and grounding sensitive equipment in a manner that is suitable to its proper operation.”
Copyright © Schneider Electric 2008. All rights reserved.
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POWERING AND GROUNDING
●
7 CATEGORIES OF
ELECTROMAGNETIC PHENOMENA
NEED TO MINIMIZED
PROPER OPERATION
●
SENSITIVITY OF EQUIPMENT VARIES
WIDELY
●
IMPORTANCE OF CONTINUOUS
MONITORING
Copyright © Schneider Electric 2008. All rights reserved.
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CATEGORY DURATION
1. TRANSIENT <1 CYCLE
2. SHORT DURATION 1/2 CYCLE-1 MIN
3. LONG DURATION >1 MINUTE
4. VOLT IMBALANCE STEADY STATE
5. WAVE DISTORT. STEADY STATE
6. VOLT FLUCT. INTERMITTENT
7. FREQUENCY VAR. <10 SECONDS
Copyright © Schneider Electric 2008. All rights reserved.
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● Outside Facility
● Lightning
● Capacitor Switching
● Line/Cable Switching
● Transformer Switching
● Current Limiting Fuse Operation
● Inside Facility
● Capacitance Switching
● Current Interruption (motors, etc.)
● Power Electronics Operation
● Electro-Static Discharge
Copyright © Schneider Electric 2008. All rights reserved.
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4000
3000
2000
1000
0
-1000
-2000
5000
TRANSIENTS
Oscillatory Transient Phase A 4500 Volts
200nS per Data Point
Copyright © Schneider Electric 2008. All rights reserved.
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TRANSIENTS
4600 Volt transient 2uS wide on Phase B
6000
5000
4000
3000
2000
1000
0
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37
-1000
200nS per Data Point
Copyright © Schneider Electric 2008. All rights reserved.
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TRANSIENTS
GROUNDED WINDING CAUSED BY VOLTAGE SURGE
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TRANSIENTS
WINDING DAMAGE CAUSED BY VOLTAGE SURGE
Copyright © Schneider Electric 2008. All rights reserved.
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12 CYCLE WAVEFORM
VOLTAGE SAG A-N
400
300
200
100
0
-100
0
-200
100 200 300 400 500 600 700
-300
-400
Voltage A Phase
-500
-600
Set for 2 Cycle
Pre-trigger Current A-N
Captured Mid-day on (120/208 3 PH 400 amp) service for Office Building
800
Copyright © Schneider Electric 2008. All rights reserved.
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●Voltage unbalance causes additional negative sequence currents to flow in induction motor.
●Resulting additional heating varies as cube of unbalance
● 3.5% Unbalance = 25% Heating
●Conventional motor protection does not adequately protect
●Monitoring, phase-loss protection necessary.
Copyright © Schneider Electric 2008. All rights reserved.
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Case 5 - Unbalance at Tire Plant
500
490
480
470
460
450
440
430
Copyright © Schneider Electric 2008. All rights reserved.
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Voltage Unbalance
ONE PHASE DAMAGE CAUSED BY UNEQUAL VOLTAGE
Copyright © Schneider Electric 2008. All rights reserved.
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North Transformer Loading
2500
Derated Capacity
2000
1500
1000
500
Actual Load
0
4/3/95
1:29
4/3/95
7:29
4/3/95
13:29
4/3/95
19:29
4/4/95
1:29
4/4/95
7:30
4/4/95
13:29
15-Minute Interval Ending Date/Time
4/4/95
19:30
4/5/95
1:30
4/5/95
7:29
4/5/95
13:30
Copyright © Schneider Electric 2008. All rights reserved.
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North Transformer Currents
1800
1600
1400
1200
1000
800
600
400
200
0
4/3/95
1:29
Average Phase Current
4/3/95
7:29
4/3/95
13:29
Neutral Current
4/3/95
19:29
4/4/95
1:29
4/4/95
7:30
4/4/95
13:29
15-Minute Interval Ending Date/Time
4/4/95
19:30
4/5/95
1:30
Copyright © Schneider Electric 2008. All rights reserved.
4/5/95
7:29
4/5/95
13:30
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Copyright © Schneider Electric 2008. All rights reserved.
125
120
115
110
105
100
0
Effective (rms) Voltages (06-28-94)(14:10:31)
50 100
Time (mS)
150 200
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Features
PowerLogic Metering Overview
SEPAM
ION7300
PM800
ION6200
Enercept
HDM
Copyright © Schneider Electric 2008. All rights reserved.
Sub-Metering
ION7600
CM4000
CM3000
Power Quality
MicroLogic circuit breaker
Power Quality
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●0.04% Accuracy
●ANSI C12.20 Revenue Acc.
●True RMS to 255th Harmonic
●Sag/Swell Detection to 1/4 Hz
●Waveform Capture up to 512 samples/cycle, up to 64 sec
●100 ms RMS recording for up to 300 sec
●On-Board Custom Quantities for monitoring
Water, Air, Gas, and,Steam
●CM4000T is other meter in CM-4000 family
Copyright © Schneider Electric 2008. All rights reserved.
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●Optional Ethernet Comms Card at
10MBaud or 100MBaud
●Connect using UTP or Fiber to Ethernet port
●UTP can be 10/100BaseT
●Fiber-optic port 100 Base FX
●RS485 Modbus master port supports 31
Additional devices
●On-Board Web Server Provides 10
HTML pages
● Setup and view summary data
● Power Quality Summary
● Energy Summary
●E-mail on alarm
Copyright © Schneider Electric 2008. All rights reserved.
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Analog & Digital
I/O Modules
I/O Extender
Module
●Up to 25 digital/analog I/O points
●1 Digital Output Standard (KYZ)
●Up to 2 I/O Cards (IOC44) with:
●4 Digital inputs with 1ms time stamps
●3-10 Amp relays, 1 Solid state output
●I/O Extender Module (IOX) supports up to 8 analog & digital I/O modules
●Analog Inputs/Outputs 0-5Vdc or
Copyright © Schneider Electric 2008. All rights reserved.
4-20mA
●Digital Inputs 120 & 240 Vac or 3 to 32
Vdc
●Digital Outputs 120 & 240 Vac or 60 &
200 Vdc
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Utility
AVAILABLE WITH
CM-4000 OR CM-3350
Copyright © Schneider Electric 2008. All rights reserved.
Loads
33
Copyright © Schneider Electric 2008. All rights reserved.
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CM-3000
●CM-3250 STANDARD (1 SEC) AND HIGH
SPEED (100 MSEC) ALARMS WITH
WAVEFORM CAPTURE
●CM-3350 DISTURBANCE INCLUDING
SAG/SWELL DETECTION
●REQUIRES SEPARATE DISPLAY - EASY
INSTALL
●WILL ACCEPT ECC-21 AND IOC-44
Copyright © Schneider Electric 2008. All rights reserved.
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CM-3000
●8 MB MEMORY
●ACC. I, V, .075% READ + .025% F.S.
●128 SAMPLES/CYCLE - 63 HARM.
●100 ms LOGS FOR V,I,P,PF
●LOG MIN/MAX/AVG
●NO PT’S <600V / CONTRL PWR TO 300V
Copyright © Schneider Electric 2008. All rights reserved.
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Performance Specifications:
Accurate through 63rd Harmonic
Current/Voltage: +/- 0.075%
Power/Energy: +/- 0.15% of Reading
Metering Range: 2-200%
Operating Temperature Range: -25 ° to +70 °C Meter, 0° to 55°C Display
Certified Revenue Accurate per ANSI C12.20.
Meets IEC 60687 Class 0.5S
RS-485 Multipoint Communications. (2-wire)
Voltage Input Direct Connect up to 600V
Control Power 100-415 Vac/100-300Vdc
Copyright © Schneider Electric 2008. All rights reserved.
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Three Meters Available
● PM820
● Advanced Metering
● 80kb of memory
● Custom logging and alarming
● PM850
● 800kb of memory
● Trending and Forecasting
● Waveform Capture
● PM870
● Sag/Swell Detection with Waveform Capture
● EN50160 Power Quality evaluation
Copyright © Schneider Electric 2008. All rights reserved.
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●Available with Digital and Analog
I/O to monitor:
●Equipment status
●Critical Alarm status
●Sync with Utility demand intervals
●Standard with 2 Digital I/O
●1 KY / Alarm Digital output
●1 Digital input
●I/O option modules
●PM8M26 - 2 dig. out & 6 dig. In
●PM8M2222 - 2 dig. out,2 dig. In & 2 analog out, 2 analog in
Copyright © Schneider Electric 2008. All rights reserved.
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PM8ECC
●LIKE THE ECC21, HAS ON-
BOARD WEB PAGES, E-MAIL
ON ALARM
●FIELD INSTALLABLE, PM-8’S
ONLY
Copyright © Schneider Electric 2008. All rights reserved.
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POWERLOGIC ®
Power Meter Draw-out
Retrofit Kit
Copyright © Schneider Electric 2008. All rights reserved.
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Voltage leads
ENERCEPT
Split Core CT’s
Copyright © Schneider Electric 2008. All rights reserved.
RS 485 Modbus
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● Self Contained “All in One” metering concept
●CTs are included, No PTs up to 480 v
●Metering and comms circuits in one CT housing and pod
●Control power from voltage input
● Split core CTs; easy to install
● 2-wire Modbus port is standard
● 1% meter system accuracy
● UL Listed
● Two models - Basic and Enhanced
●Basic: Energy and Power
●Enhanced: Adds Demand, Voltage, Current, PF, etc
Copyright © Schneider Electric 2008. All rights reserved.
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HIGH DENSITY METERING
High Density Metering (HDM) Solutions
Copyright © Schneider Electric 2008. All rights reserved.
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●AVAILABLE IN 1, 4, 8 METER
CONFIGURATION OR 16
●EACH CONFIGURATION CAN
HAVE FEWER METERS.
SPACES COVERED BY PLATES
●CAN BE ORDERED WITH
OPTIONAL EGX FOR ETHERNET
CONNECTION
●REQUIRES 5A SEC. CT’S NOT
INCLUDED WITH HDM.
Copyright © Schneider Electric 2008. All rights reserved.
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EGX mounting space
UL489 CB
Shorting Blocks
Copyright © Schneider Electric 2008. All rights reserved.
Factory installed wiring harnesses
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●NEMA 1 & NEMA 3R * versions
●Applications
●1-phase or 3-phase
●120/208V, 240V, 277/480V, 480V
DELTA, 347/600V * , 600V *
●Includes voltage disconnect switch
●Minimal wall space required
●30.6”h x 7.2”w x 7.4”d
●UL 508a & UL 50 certified
Copyright © Schneider Electric 2008. All rights reserved.
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ETHERNET NETWORK
SYSTEM MANAGER
SOFTWARE
PLANT WIDE ETHERNET NETWORK
PM-8 WITH PM8ECC
MODBUS/TCP
PROTOCOL
60.03
Kilo
M ega
AM MET ER ( A)
VOL TM ETER, L- L (V)
VOL TM ET ER, L -N (V)
[CT :5 ]
[PT : 120 ]
[Sys . T ype ]
WATT MET ER ( W)
VARM ET ER ( VAr )
VA METER (VA)
POWER FACTOR M ET ER
[Dm d . In t. ]
[W H/Pul se]
[Ad d re ss]
[Ba ud Ra te ]
FREQUENCY METER ( Hz)
DEM AND AMMET ER ( A)
DEMAND POWER ( W)
[No rm . F r eq.]
[R ese t]
[R ese t]
DEM AND POWER (VA)
WATT HOUR M ET ER
VARHOUR M ET ER
[R ese t]
[R ese t]
[R ese t]
THD, CURRENT (%)
T HD, VOLT AGE ( %)
K-FACTOR
[R st . M in / M ax]
[Se t Pa ssw or d ]
[A cc ep t]
3- PHASE
A (A-B)
B (B-C)
C (C-A)
N
PHASE
[En te r]
SELECT
METER
[Va lue ]
METERS
M IN
M AX
AL ARM
[Set up ]
MODE
SQUAR E D
Pow er Logic
CIRCUIT MONITOR
60.03
Kilo
M ega
AM MET ER ( A)
VOL TM ETER, L- L (V)
VOL TM ET ER, L -N (V)
[CT :5 ]
[PT : 120 ]
[Sys . T ype ]
WATT MET ER ( W)
VARM ET ER ( VAr )
VA METER (VA)
POWER FACTOR M ET ER
[Dm d . In t. ]
[W H/Pul se]
[Ad d re ss]
[Ba ud Ra te ]
FREQUENCY METER ( Hz)
DEM AND AMMET ER ( A)
DEMAND POWER ( W)
[No rm . F r eq.]
[R ese t]
[R ese t]
DEM AND POWER (VA)
WATT HOUR M ET ER
VARHOUR M ET ER
[R ese t]
[R ese t]
[R ese t]
THD, CURRENT (%)
T HD, VOLT AGE ( %)
K-FACTOR
[R st . M in / M ax]
[Se t Pa ssw or d ]
[A cc ep t]
3- PHASE
A (A-B)
B (B-C)
C (C-A)
N
PHASE
[En te r]
SELECT
METER
[Va lue ]
METERS
M IN
M AX
AL ARM
[Set up ]
MODE
SQUAR E D
Pow er Logic
CIRCUIT MONITOR
RS-485 19.2k Sub-Networks
Copyright © Schneider Electric 2008. All rights reserved.
PM6 with EGX-100
MODBUS/TCP
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●EGX-100
● 10/100BASE T/TX UTP/STP ETHERNET
● SINGLE SERIAL PORT CONFIGURABLE
TO RS485 OR RS-232
● SERIAL PROTOCOLS: MODBUS RTU,
MODBUS ASCII, POWERLOGIC (SYMAX),
JBUS
● REQUIRES SEPARATE CONTROL POWER:
24VDC OR POE (IEE802.3AF)
● IT FUNCTIONS: SNMP, FDR BASIC (DUPLICATE
IP ADDRESS DETECTION), SUPPORTS 32
CONCURENT MODBUS TCP CONNECTIONS
● PROVIDES MODBUS SERIAL MASTER DEVICES
TO ACCESS MODBUS TCP DEVICES
Copyright © Schneider Electric 2008. All rights reserved.
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●EGX-300 SAME FEATURES AS
EGX100 +
● 512 MB MEMORY
● ON-BOARD WEB SERVER FOR REAL TIME DATA
● USE STANDARD WEB PAGES OR LOAD
CUSTOMIZED
● ON-BOARD LOGGING OF 26 DIFFERENT
QUANTITIES. CAN BE UPLOADED TO PC USING
FTP OR E-MAIL
● CAN SUPPORT UP TO 64 DEVICES. CAN
SUPPORT 32 SERIAL DEVICES CONNECTED
● CAN SUPPORT REAL-TIME DATA & LOGGING
FOR OTHER DEVICES ON THE NETWORK.
Copyright © Schneider Electric 2008. All rights reserved.
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Copyright © Schneider Electric 2008. All rights reserved.
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System Manager Software V4.0
Distributed power monitoring system .
Leverages Windows Vista, Windows XP, or
Windows Server 2003
Modular architecture supports multiple devices and custom software applications
Improved data acquisition and data sharing utilizing open database (ODBC)
Flexible architecture-1 PowerLogic PC with additional WEB clients
Real time power system viewing
Copyright © Schneider Electric 2008. All rights reserved.
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System Manager V4.0
- The Architecture
THE SOFTWARE RESIDES ON A PC USING WINDOWS XP
OR VISTA FOR SMSDL AND SMSSE AND ON A PC USING
WINDOWS SERVER 2003 FOR SMSPE
SOFTWARE PC
DEPENDING ON THE
LICENSE, ADDITIONAL
CLIENTS CAN ACCESS
INFORMATION USING
INTERNET EXPLORER
MAIN MENU
METERS
ETHERNET
SWITCH
480
461
155220
Copyright © Schneider Electric 2008. All rights reserved.
53
VIRTUAL METER
Copyright © Schneider Electric 2008. All rights reserved.
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Copyright © Schneider Electric 2008. All rights reserved.
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Copyright © Schneider Electric 2008. All rights reserved.
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Copyright © Schneider Electric 2008. All rights reserved.
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GFX4.0
●GRAPHICAL PRESENTATION OF REAL-TIME DATA
Copyright © Schneider Electric 2008. All rights reserved.
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Technical Support Center
Copyright © Schneider Electric 2008. All rights reserved.
615 287-3400
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Copyright © Schneider Electric 2008. All rights reserved.
POWERLOGIC
University
Training Program Benefits
Users gain maximum benefit from their system
Tech support reduced as customers become proficient
Customers taught power quality, energy management problem solving
Customers learn new products as they are released
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WRAP UP & SUMMARY
VOLTS LN A= 275
B= 275 C= 275
Mode Select
SQUARE D D
SQUARE
Power
Power Meter
Logic
®
PM600’s
● EXPANDED OUR METERING
HARDWARE
● ENHANCED SOFTWARE OPTIONS
● NEW COMMUNICATIONS OPTIONS
● ENLARGED ENGINEERING
SERVICES
ENERCEPT
SQUARE D’s
PM800’s
CONTINUED COMMITMENT
TO THE POWER MONITORING MARKET
CM-3000
CM-4000
EGX-400
Copyright © Schneider Electric 2008. All rights reserved.
PORTABLE CM
SMSPE
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