Elster ALPHA A1800 User manual

A1800 ALPHA Meter
Technical Manual
Rev.02
10-2011
www.izmerenie.ru

Technical manual iContents
Contents
1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
A1800 ALPHA meter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Standards Compliance . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
IEC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
IEEE/ANSI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
DIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Benefits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Reliability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Maintainability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
ANSI standard communication open protocol . . . . . . 1-4
Adaptability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
Economy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
Accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
Meter types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
Meter series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
2 Product description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Physical description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Optical port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
LCD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Nameplate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Utility information card . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Communications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
Cover tamper detection switches . . . . . . . . . . . . . . . . . 2-5
Terminal configurations . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Communication protocols . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
System architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
General theory of operation . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
Power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
Main power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
Auxiliary power supply . . . . . . . . . . . . . . . . . . . . . . . . 2-7
Current and voltage sensing . . . . . . . . . . . . . . . . . . . . . . 2-7
Meter engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Microcontroller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
EEPROM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Billing data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9
Metered energy and demand quantities . . . . . . . . . . . . . 2-9
Average power factor . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9
Demand calculations . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9
Rolling interval . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
Block interval . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
Thermal time constant . . . . . . . . . . . . . . . . . . . . . . . . 2-11
Maximum demand . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-11
Cumulative maximum demand . . . . . . . . . . . . . . . . . . . 2-11
Continuous cumulative maximum demand . . . . . . . . . 2-11
Coincident demand or power factor . . . . . . . . . . . . . . . 2-12
Contents
Technical manual

Technical manual ii Contents
Demand forgiveness . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Primary and secondary metering . . . . . . . . . . . . . . . . . 2-12
TOU data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Power failure data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13
Logs and data sets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13
Event log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-14
History log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-14
Self reads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-14
Load profiling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15
Load profiling pulse divisor . . . . . . . . . . . . . . . . . . . . 2-15
Instrumentation profiling . . . . . . . . . . . . . . . . . . . . . . . 2-16
TRueQ Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17
Voltage sag log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17
User-defined tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17
Physical dimensions and mass . . . . . . . . . . . . . . . . . . . . . . 2-18
3 Operating instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Indicators and controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
LCD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Quantity identifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Display quantity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Phase indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Energy direction indicators . . . . . . . . . . . . . . . . . . . . . 3-2
Power/energy units identifier . . . . . . . . . . . . . . . . . . . . 3-3
Alternate display indicator . . . . . . . . . . . . . . . . . . . . . . 3-3
Error indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Low battery indicator . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Active COM port indicator . . . . . . . . . . . . . . . . . . . . . 3-3
Display indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Push buttons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
RESET button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
* button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5
Using the backlight . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6
Operating modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
Normal mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
Alternate mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8
Test mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8
Demand reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
Demand reset lockout . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10
Demand reset data area . . . . . . . . . . . . . . . . . . . . . . . . . 3-10
4 Meter tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
System instrumentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
System service tests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
Service voltage test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
System service locking . . . . . . . . . . . . . . . . . . . . . . . . 4-5
Initiating service voltage tests . . . . . . . . . . . . . . . . . . . 4-7
Restarting the service voltage test in diagnostic mode 4-9
Service current test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
Initiating the service current test . . . . . . . . . . . . . . . . 4-10
System service error codes . . . . . . . . . . . . . . . . . . . . . . 4-10
TRueQ monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12
TRueQ timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12
TRueQ display items . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12
TRueQ and relays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12
TRueQ log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13
Voltage sags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13
Voltage sag counter and timer . . . . . . . . . . . . . . . . . . 4-13
TRueQ tests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13

Technical manual iii Contents
TRueQ event counters and timers . . . . . . . . . . . . . . . 4-15
Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-25
Meter passwords . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-25
Anti–tampering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-26
Program protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-26
5 Outputs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
Relay outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
Energy pulse outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3
Using pulse divisor . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3
Using pulse value . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4
Relay-related alarms . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4
LED pulse outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6
Output specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6
6 Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
Meter self test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
Codes and warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2
Error codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2
Warning codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5
Communication codes . . . . . . . . . . . . . . . . . . . . . . . . . 6-8
Meter shop testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-9
Test equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-9
Test setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-9
Meter testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-10
Using relay outputs for testing . . . . . . . . . . . . . . . . . . 6-10
Using LCD pulse count for testing . . . . . . . . . . . . . . 6-10
7 Installation and removal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1
Preliminary inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1
Placing the meter into service . . . . . . . . . . . . . . . . . . . . . . . . 7-1
Installing a TOU battery . . . . . . . . . . . . . . . . . . . . . . . . . 7-3
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-4
Initial setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-4
Marking the utility information card . . . . . . . . . . . . . . . . 7-5
Removing the meter from service . . . . . . . . . . . . . . . . . . . . . 7-6
Removing the battery . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-6
8 Loss compensation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
What is Loss Compensation? . . . . . . . . . . . . . . . . . . . . . 8-1
Availability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
Software support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
Calculating the correction values . . . . . . . . . . . . . . . . . . . . . 8-1
Gather necessary data . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2
Calculate the meter configuration parameters . . . . . . . . 8-2
Calculating line loss . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-5
Gather necessary data . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-5
Calculation example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-7
Gather necessary data . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-8
Enter Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-12
Internal meter calculations . . . . . . . . . . . . . . . . . . . . . . . . . 8-12
Meter outputs affected by compensation . . . . . . . . . . . . . . . 8-15
Testing a meter with compensation . . . . . . . . . . . . . . . 8-15

Technical manual iv Contents
A Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1
B Display table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-1
Display format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-1
Display list items . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-2
Default display formats . . . . . . . . . . . . . . . . . . . . . . . . . .B-3
LCD test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-3
General meter information . . . . . . . . . . . . . . . . . . . . . . .B-4
Meter configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-4
Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-5
Metered quantities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-6
Average power factor . . . . . . . . . . . . . . . . . . . . . . . . . . .B-8
Coincident demand and power factor . . . . . . . . . . . . . . .B-8
Cumulative demand . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-9
System instrumentation . . . . . . . . . . . . . . . . . . . . . . . . . .B-9
System service tests . . . . . . . . . . . . . . . . . . . . . . . . . . .B-11
Errors and warnings . . . . . . . . . . . . . . . . . . . . . . . . . . .B-12
Communication codes . . . . . . . . . . . . . . . . . . . . . . . . . .B-12
C Nameplate and style number information . . . . . . . . . . . . . . . .C-1
Nameplate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .C-1
Utility information card . . . . . . . . . . . . . . . . . . . . . . . . . . . . .C-2
Style number information . . . . . . . . . . . . . . . . . . . . . . . . . . .C-3
D Wiring diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-1
Direct connected . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-1
CT-connected meters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-2
E Technical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-1
Absolute maximums . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-1
Operating ranges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-1
Operating characteristics . . . . . . . . . . . . . . . . . . . . . . . . .E-1
General performance characteristics . . . . . . . . . . . . . . . .E-2
Dimensions and mass . . . . . . . . . . . . . . . . . . . . . . . . . . .E-2

A1800 ALPHA Meter Family
Technical Manual v.
Disclaimer of Warranties and Limitation of Liability
There are no understandings, agreements, representations, or warranties either expressed or
implied, including warranties of merchantability or fitness for a particular purpose, other than
those specifically set out by any existing contract between the parties. Any such contract
states the entire obligation of the seller. The contents of this technical manual shall not
become part of or modify any prior or existing agreement, commitment, or relationship.
The information, recommendations, descriptions, and safety notices in this technical manual
are based on Elster Metronica, OOO experience and judgment with respect to the operation
and maintenance of the described product. This information should not be considered as
all–inclusive or covering all contingencies. If further information is required, Elster
Metronica, OOO should be consulted.
No warranties, either expressed or implied, including warranties of fitness for a particular
purpose or merchantability, or warranties arising from the course of dealing or usage of trade,
are made regarding the information, recommendations, descriptions, warnings, and cautions
contained herein.
In no event will Elster Metronica, OOO be held responsible to the user in contract, in tort
(including negligence), strict liability, or otherwise for any special, indirect, incidental, or
consequential damage or loss whatsoever, including but not limited to: damage or loss of use
of equipment, cost of capital, loss of profits or revenues, or claims against the user by its
customers from the use of the information, recommendations, descriptions, and safety notices
contained herein.
Safety Information
Installation, operation, and maintenance of this product can present potentially hazardous
conditions (for example, high voltages) if safety procedures are not followed. To ensure that
this product is used safely, it is important that you:
Review, understand, and observe all safety notices and recommendations within this manual.
Do not remove or copy individual pages from this manual, as this manual is intended for use
in its entirety. If you were to remove or copy individual pages, cross references and safety
notices may be overlooked, possibly resulting in damage to the equipment, personal injury, or
even death.
Inform personnel involved in the installation, operation, and maintenance of the product
about the safety notices and recommendations contained in this manual.
Within this manual, safety notices appear preceding the text or step to which they apply.
Safety notices are divided into the following four classifications:
Notice is used to alert personnel to installation, operation, or maintenance
information that is important but not hazard related.
Caution is used to alert personnel to the presence of a hazard that will or can cause
minor personal injury, equipment damage, or property damage if the notice is
ignored.
Technical Manual
A1800 ALPHA Meter

A1800 ALPHA Meter Family
Technical Manual vi .
Warning is used to alert personnel to the presence of a hazard that can cause severe
personal injury, death, equipment damage, or property damage if notice is ignored.
Danger is used to alert personnel to the presence of a hazard that will cause severe
personal injury, death, equipment damage, or property damage if the notice is
ignored.

Technical manual 1-1 Introduction
1 Introduction
A1800 ALPHA meter
The A1800 ALPHA meter family provides a platform that supports a variety of metering
requirements. The A1800 ALPHA meter family is a totally electronic polyphase electricity
meter and integral register for commercial and industrial applications. The meter is available
in 3- and 4-wire configurations for 3 phases.
See Figure 1-1 for an illustration of an A1800 ALPHA meter.
Figure 1-1. A1800 ALPHA meter
CT
VT
A
V
imp/kWh(kVARh)
ELSTER SAMPLE
3 x 58/100...277/480V,50Hz
1(10) A 0.2S
5,000 i mp/k Wh
5,000 imp/kVarh
TYPE A1800
MODEL
T1 T2 T3 T4 T5 T6 T7 T8 EOI LC TC TST
P
-P
+
Q
Q
+
-LL L123
COM012
T
ec
h
n
i
ca
l
manua
l

Technical manual 1-2 Introduction
Standards Compliance
IEC. The A1800 ALPHA meter meets or exceeds the following IEC standards for electricity
metering.
IEEE/ANSI. The A1800 ALPHA meter meets or exceeds the following IEEE/ANSI
standards for electricity metering, and it is intended for use by commercial and industrial
utility customers.
DIN. The A1800 ALPHA meter meets or exceeds the following DIN standards for
electricity metering.
Table 1-1. IEC standards supported by the A1800 ALPHA meter
Number Date Edition Title
62052-11 2003 1 General requirements, tests and test conditions.
62053-21 2003 1 Particular requirements-static meters for active
energy (Classes 1.0 and 2.0)
62053-22 2003 1 Particular requirements-static meters for active
energy (classes 0,2 S and 0,5 S)
62053-23 2003 1 Particular requirements-static meters for reactive
energy (classes 2 and 3)
62053-31 1998 1 Particular requirements-pulse output devices for
electromechanical and electronic meters (two
wires only)
62053-61 1998 1 Particular requirements-power consumption and
voltage requirements
62056-211
1 Complies with optical port requirements only.
2002 1 Electricity metering-data exchange for meter
reading, tariff and load control-direct local data
exchange
62052-21 2004 Electricity metering-tariff and load control-
particular requirements for time switches
Table 1-2. IEEE/ANSI standards supported by the A1800 ALPHA meter
Number Date Title
IEEE 1701/
ANSI C12.18
1996 Protocol Specification for ANSI Type 2 Optical
Port
IEEE 1377/
ANSI C12.19
1997 Utility Industry End Device Data Tables
IEEE 1702/
ANSI C12.21
1999 Protocol Specification for Telephone Modem
Communications
Table 1-3. DIN standards supported by the A1800 ALPHA meter1
1 For meter width and location of lower mounting holes
Number Date Title
DIN 43857 Part 2 1978 Watthour meters in moulded insulation case
without instrument transformers, up to 60 A
rated maximum current; principal dimensions for
polyphase meters.