EM340DINAV23XM1PFB [CARLOGAVAZZI]
Energy Management Energy Meter Type EM340;型号: | EM340DINAV23XM1PFB |
厂家: | Carlo Gavazzi |
描述: | Energy Management Energy Meter Type EM340 |
文件: | 总10页 (文件大小:619K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
Energy Management
Energy Meter
Type EM340
• Three phase energy meter
• Class 1 (kWh) according to EN62053-21
• Class B (kWh) according to EN50470-3
• Accuracy ±0.5% RDG (current/voltage)
• Direct current measurement up to 65AAC
• Backlit LCD display (3x 8-digit) with integrated touch key-pad
• Energy readout on display: 8 digit
• Variable readout on display: 4 digit
• Energy measurement: kWh and kvarh (imported/exported);
kWh+ by 2 tariffs; kWh per phase
• System variables: kW, kvar, kVA, VLL, VLN, PF, Hz, kWdmd,
kWdmd peak
• Phase variables: kW, kvar, kVA, VLL, VLN, A, PF
• Self power supply
• Dimensions: 3-DIN module
• Protection degree (front): IP51
• Pulse output (optional, by open collector NPN)
• RS485 Modbus port (optional)
• Compliant with the international accuracy standard IEC/
EN62053-21, and the IEC/EN61557-12 performance
requirements (active power and active energy).
• Other versions available (not certified, option X): see “how to
order” on the next page
• M-bus port (optional)
• Digital input (for tariff management)
• Easy connection or wrong current direction detection
• Certified according to MID Directive (option PF only): see
“how to order” below
Product description
Three-phase energy meter applications up to 65 A (direct the imported one. Housing for measured, RS485 Modbus
with backlit LCD display with connection), with dual tariff DIN-rail mounting, with IP51 port or M-bus port. Available
integrated touch keypad. management
Particularly indicated for It can measure imported meter is optionally provided only for imported energy).
active energy metering and exported energy or be with pulse output proportional
and for cost allocation in programmed to consider only to the active energy being
availability. front degree protection. The for legal metrology (PF option,
How to order
Model
Range code
System
EM340 DIN AV2 3 X O1 PF B
Certified according to MID Directive, Module B
MID and Module D of Annex II, for legal metrology
relevant to active electrical energy meters (see Annex V,
MI003, of MID). Can be used for fiscal (legal) metrology.
Power supply
Output
Option
Measurement
Type Selection
Range code
System
3:
Power supply
Output
AV2: 208 to 400 VLL AC -
3-phase, 3 or 4 wire;
2-phase 3 wire
X:
Self power supply
O1: pulse output
5(65)A
-20% +20% of the
rated measuring input
voltage, 45 to 65Hz
S1:
RS485 Modbus port
(Direct connection)
M1: M-bus port
Option
Measurement
PF:
Certified according to
MID Directive. Can
be used for fiscal
(legal) metrology.
A:
The power is always integrated (both in case of positive imported and negative
exported power) and the total energy meter is certified according to MID. Operating
temperature: from –25 to +55°C/from –13 to +131°F.
B:
Only the total positive energy meter is certified according to MID. Operating
temperature: from –25 to +55°C/from –13 to +131°F.
A70: The power is always integrated (both in case of positive imported and negative
exported power) and the total energy meter is certified according to MID. Operating
temperature: from –25 to +70°C/from –13 to +158°F.
B70: Only the total positive energy meter is certified according to MID. Operating
temperature: from –25 to +70°C/from –13 to +158°F.
Specification are subject to change without notice EM340 DS 031120
1
EM340
How to order
Model
EM340-DIN AV2 3 X O1 X
STANDARD
Range code
System
Power supply
Output
Not certified according to MID Directive. Cannot be used
for fiscal (legal) metrology.
Option
Type Selection
Range code
System
3:
Power supply
Output
AV2: 208 to 400 VLL AC -
5(65)A
3-phase, 3- or 4-wire;
2-phase 3-wire
X:
self power supply
O1: pulse output
-20% +20% of the
rated measuring input
voltage, 45 to 65Hz
S1:
RS485 Modbus port
(Direct connection)
M1: M-bus port
Option
X:
none
Specification are subject to change without notice EM340 DS 031120
2
EM340
Input specifications
Rated Inputs
Energy additional errors
Current type
3-phase loads, direct
connection
5(65)A
Influence quantities
According to EN62053-21
Temperature drift
Sampling rate
≤200ppm/°C
4096 samples/s @ 50Hz
4096 samples/s @ 60Hz
Current range
Nominal voltage
Accuracy
(@25°C ±5°C, R.H. ≤60%,
45 to 65 Hz)
208 to 400 VLL AC
Display and touch key-pad
Type
Backlit LCD, 3 rows by
8-digit each, h 7 mm
Energy: 8 digit. Variables: 4
digit
Imin=0.25A; Ib: 5A, Imax:
65A; Un: 113 to 265VLN
(196 to 460VLL)
Imin=0.25A; Ib: 5A, Imax:
65A; from 208 to 400 VLLAC
From 0.04Ib to 0.2Ib:
±(0.5%RDG+1DGT)
From 0.2Ib to Imax:
Read-out
Touch key
Max. and Min. indication
Energies
3 (DOWN, Enter and UP).
Current
Max. 99 999 999
Min. 0.01
Max. 9999
Min. 0.01
Variables
±(0.5%RDG)
Phase-neutral voltage
Phase-phase voltage
Frequency
In the range Un: ±(0.5% RDG)
In the range Un: ±(1% RDG)
Range: 45 to 65Hz.
From 0.05 In to Imax,
within Un range, PF=1:
±(1% RDG)
From 0.1 In to Imax, within
Un range, PF=0.5L or 0.8C:
±(1% RDG)
±[0.001+1%(1.000 - “PF RDG”)]
From 0.05 In to Imax,
within Un range, sinphì=1:
±(2% RDG)
Memory
Energy
10^12 cycles. Energy value
is saved every time the less
significant digit increases.
10^12 cycles. When a
parameter is modified, only
the relevant memory cell is
overwritten
Flashing red light pulses
according to EN50470-3,
EN62052-11, 1000 imp./
kWh (min. period: 90ms)
Fix orange light: wrong
current direction (only with
PFB option or with “B”
measurement selection in
case of X option)
Active power
Programming parameters
LEDs
Power factor
Reactive power
From 0.1 In to Imax, within
Un range, sinphì=0.5L or
0.8C: ±(2% RDG)
Energies
Active energy
Class 1 according to
EN62053-21 Class B
(Class B (kWh) according
to EN50470-3)
Class 2 according to
EN62053-23
20mA
Current overloads
Continuous
For 10ms
65A, @ 50Hz
1950 A
4.5kA 10 ms according to
IEC62052-31:2015
Short circuit withstand
Reactive energy
Start-up current:
Voltage Overloads
Continuous
For 500ms
1.2 Un
2 Un
Self-consumption is not
measured.
Start-up voltage
Resolution
Current
90VLN
Display
0.1 A
Input impedance
230VL-N
120VL-N
1.2Mohm
1.2Mohm
Voltage
0.1 V
5(65) A
< 1.5 VA per channel
Power
Frequency
PF
Energies (positive)
Energies (negative)
0.01 kW or kVar
0.1 Hz
0.01
0.01 kWh or kvarh
0.01 kWh or kvarh
Serial communication
0.001 A
Wrong connection detection Installation guide to
indicate if connections are
correctly carried out. Can
be disabled.
Phase sequence
Indicates if the phase
sequence is not the correct
one (L1-L2-L3)
Current
Voltage
Power
Frequency
PF
Energies (positive)
Energies (negative)
0.1 V
0.1 W or var
0.1Hz
0.001
0.001 kWh or kvarh
0.001 kWh or kvarh
Correct current direction
Indicates if the current
direction is not the right one
(only with PFB option or
with type “B” measurement
selection in case of X
Specification are subject to change without notice EM340 DS 031120
3
EM340
Input specifications (cont.)
option).
The wrong connection
detection works in case of
loads with:
- PF>0.766 (<40°)
power factor if inductive
or PF>0.996 (<5°) if
capacitive
are summed to increase
the total postive energy
totalizer (kWh+), while the
others increase the total
negative totalizer (kWh-).
Ex.
Load conditions
P L1= +2kW, P L2 . +2kW,
P L3 = -3 kW
- a current at least equal to
10% rated current (primary
current transformer)
in every measuring
Integration time = 1 hour
+kWh = (2+2) x1h = 4 kWh
-kWh = 3 x 1h= 3kWh
Energy metering
interval the single phase
energies with positive sign
Digital input specifications
Digital inputs
Function
Free of voltage contact
Tariff management (switch
between t1-t2)
1
Overload
In case a voltage is
erroneously applied to the
digital input, the input is not
damaged up to 30 VAC/
DC.
Number of inputs
Contact measurement voltage 5 V
Input impedance
1kohm
Contact resistance
≤1kohm, close contact
≥100kohm, open contact
Output specifications
RS485 serial port
RS485 by screw
connection.
Protocol
M-bus according to
EN13757-1
Function
For communication
of measured data,
programming parameters
ModBus RTU (slave
function)
Baud rate
Meters in the M-bus network
Primary address
0.3, 2.4, 9.6 kbaud
250
Selectable
Univocally defined in each
unit
Protocol
Secondary address
Baud rate
9.6, 19.2, 38.4, 57.6, 115.2
kbaud,
Identification number range from 9000 0000 to 9999
9999
Data format
Address
Driver input capability
even or no parity,
1 to 247 (default: 01)
1/8 unit load. Maximum 247
devices on the
Other
Available functions: wild
card, header, initialisation
SND_NKE, and req_udr
management. Management
of primary address
same bus.
Data refresh time
Read command
1sec
modification via M-bus and
reset of partial energy via
M-bus available.
50 words available in 1
read command
Rx/Tx indication
Rx segment on display
is shown when a valid
Modbus command is sent
to that specific meter
Tx segment on display
is shown when a valid
Modbus reply is sent back
to the master
VIF, VIFE, DIF and DIFE:
see protocoll
Static output
Purpose
For pulse output
proportional to the active
energy (kWh)
Selectable in multiple of
100
Pulse rate
M-bus port
M-bus by screw
connection.
For communication of
measured data
Max 500 or 1500 kWh
according to pulse ON
duration
Function
Specification are subject to change without notice EM340 DS 031120
4
EM340
Output specifications (cont.)
Pulse ON duration
Output type
Selectable: 30ms or 100 ms
according to EN62052-31
Open collector NPN
Load
VON 1 VDC max. 100mA
VOFF 80 VDC max.
General specifications
Operating temperature
Standard compliance
Safety
Metrology
EN62052-11
PF option (standard or with
suffixes from 01 to 60)
EN62053-21, EN50470-3.
IEC/EN61557-12 (active
power and active energy,
MID models only).
From –25 to +55°C/from
–13 to +131°F
PF option
(with suffixes from 61 to 99)
From –25 to +70°C/from
–13 to +158°F
Approvals
Connections
Cable cross-section area
CE, MID (PF option only)
X option
From –25 to +65°C/from
–13 to +149°F indoor,
(R.H. from 0 to 90% non-
condensing @ 40°C)
Measuring inputs: max.
16 mm2, min. 2.5 mm2
with/without metallic
cable ferrule; Max. screw
tightening torque: 2.8 Nm
1.5 mm², Min./Max. screws
tightening torque: 0.4 Nm
Storage temperature
Overvoltage category
From –30 to +80°C/from
–22 to +176°F (R.H. < 90%
non-condensing @ 40°C)
Other terminals
Cat. III
Housing
Utilisation category
Insulation (for 1 minute)
UC2
Dimensions (WxHxD)
Material
54 x 90 x 63 mm
Noryl, self-extinguishing:
UL 94 V-0
4000 VAC RMS between
measuring inputs and
digital/serial output (see
table) 4000 VAC RMS
Sealing covers
Included
Mounting
DIN-rail
Dielectric strength
4000 VAC RMS for 1
minute
Protection degree
Front
IP51
IP20
Screw terminals
EMC
According to EN62052-11
15kV air discharge;
Electrostatic discharges
Immunity to irradiated
electromagnetic fields
Weight
Approx. 240 g (packing
included)
Test with current: 10V/m
from 80 to 2000MHz;
Test without any current:
30V/m from 80 to
2000MHz;
On current and voltage
measuring inputs circuit:
4kV
Electromagnetic fields
Burst
Immunity to conducted
disturbances
10V/m from 150KHz to
80MHz
Surge
On current and voltage
measuring inputs circuit:
4kV;
Radio frequency
According to CISPR 22
Specification are subject to change without notice EM340 DS 031120
5
EM340
Power supply specifications
Self power supply
208 to 400VAC VLL, -20%
+20% 50/60Hz
Power consumption
≤ 1W, ≤ 10VA
Insulation (for 1 minute) between inputs and outputs
Measuring input
Digital or serial output
Digital input
Measuring input
Digital or serial output
Digital input
-
4 kV
-
4 kV
0 kV
-
4 kV
4 kV
0 kV
MID compliance (PF option only)
Accuracy
0.9 Un ≤ U ≤ 1.1 Un; 0.98 fn ≤ f ≤ 1.02 fn; fn: 50 Hz;
cosj: 0.5 inductive to 0.8 capacitive.
Class B
Considering listed Ib or In values
Operating temperature PF option (standard or with suffixes from 01 to 60): from –25 to +55°C/from –13 to +131°F
PF option (with suffixes from 61 to 99): from –25 to +70°C/from –13 to +158°F
X option: from –25 to +65°C/from –13 to +149°F indoor (R.H. from 0 to 90% non-condensing @
40°C)
EMC compliance
E2
Mechanical compliance M2
Accuracy (according to EN50470-3 and EN62053-23)
kWh, accuracy (RDG) depending on the current
kvarh, accuracy (RDG) depending on the current
Error
Percentage error limits for class index B
+1.5%
+1%
+2.5%
+2%
0%
0%
-1%
-2%
-1.5%
-2.5%
PF=1 0.25A(Imin) 0.5A(Itr) 5A(In)
(0.05Iref) (0,1I )
PF=L0.5
65A(Imax
65A(Imax
)
)
sinj =1 0.25A
(0.05Ib)
0.5A
(0.1Ib)
1A
5A(Ib)
5A(Ib)
65A(Imax
65A(Imax
)
)
0.5Ar(eIftr) 5A(In)
(0,1Iref)
sinj=0.5 0.5A
(0.1Ib)
(0.25Ib)
or C0.8
Class 1 accuracy limits (Active energy)
Class 2 accuracy limits (Reactive energy)
5(65)A Start-up current: 20mA
5(65)A Start-up current: 20mA
Specification are subject to change without notice EM340 DS 031120
6
EM340
Measurement accuracy according to IEC/EN61557-12 (MID versions)
Active power
Performance class 1
Active energy
Performance class 2
Display pages
No
1st row
2nd row
3rd row
“Full”
mode
“Easy”
mode
Note
0
kWh+
(imported)
kW
system
X
X
In PF version (MID) this is the only certified energy meter.
In PFA version and in X version with Measurement menu set to
“A”, this is considering the total energy without considering the
current direction.
1
2
3
4
5
6
kWh-
(exported)
kW
system
X
X
X
X
X
X
X
X
X
Only in X version, with Measurement menu set to “B”
kWh+
(imported)
V L-L
system
kWh+
(imported)
V L-N
system
kWh+
(imported)
PF
system
kWh+
(imported)
Hz
kvarh+
(imported)
kvar
system
X
X
In X version with Measurement menu set to “A”, this is
considering the total positive reactive energy without
considering the current direction.
7
kvarh-
(exported)
kvar
system
X
X
X
X
X
X
Only in X version, with Measurement menu set to “B”
8
kWh+
(imported)
kVA
system
9
kWh+
(imported) peak
kWdmd
kWdmd
10
11
12
kWh (t1)
kWh (t2)
kWh L1
“t1”
kW
system
X
X
Only relevant to kWh+, with Tariff menu set to ON.
Only relevant to kWh+, with Tariff menu set to ON.
“t2”
kW
system
kWh L2
kWh L3
In X version with Measurement menu set to “A”, this is
considering the total energy without considering the current
direction. In PFB version and in X version with Measurement
menu set to “B”, this is considering only the imported energy.
13
14
15
16
17
18
19
kVA L1
kvar L1
PF L1
kVA L2
kvar L2
PF L2
kVA L3
kvar L3
PF L3
X
X
X
X
X
X
X
V L-N L1 V L-N L2 V L-N L3
V L-L L1
A L1
V L-L L2 V L-L L3
A L2
A L3
X
kW L1
kW L2
kW L3
X= available
Specification are subject to change without notice EM340 DS 031120
7
EM340
Additional available information on the display
Type
Info 1
Info 2
Description
Year (2016)
Note
Year of production
Serial (dddnnnA)
Serial number (ddd= day of the year; nnn=progressive
number; A= production line, internal use only)
Info 3
Info 4
P3
Rev (A.01)
Puls led
Firmware revision
Led pulsed/kWh
System
System type
P6
Measure
Install
Measurement type
P7
Wrong connection detection
Integration time for Wdmd calculation
Set of variables on display
Tariff enabling
P8
P int
P9
Mode
P10
P11
P12-1
P12-2
P13
P14
P15
P16
Info 5
Tariff
Home
Selected home page
Pulse ON duration
Pulse duration
Pulse rate
Primary address
Address
Kbaud
Pulse rate
M-bus primary address
Modbus serial address
M-bus or Modbus baud rate
Modbus parity
Parity
Secondary address
M-bus secondary address
Wiring diagrams
Two-phase system, 3-wire (F 315mA)
Three-phase system, 3-wire.
Fig.1
Fig.2
Specification are subject to change without notice EM340 DS 031120
8
EM340
Wiring diagrams (cont.)
Digital Input
Fig.4
Three-phase system, 4-wire. (F 315mA)
Fig.3
RS485 Modbus communication port
M-Bus communication port
Fig.5
Fig.6
Additional instruments with RS485 are connected in parallel. The
serial output must only be terminated on the last network device
connecting terminals A- and T. For connections longer than 1000 m
use a signal repeater. Maximum 247 transceivers on the same bus.
Pulse output (two possible connecꢀons)
Fig.7
9
+
9
+
-
10
-
10
Rc
Rc
Vdc Out GND
Vdc GND Out
Specification are subject to change without notice EM340 DS 031120
9
EM340
Front panel description
4
1. Display
Backlit LCD display with touch key-pad.
2. LED
LED proportional to kWh reading
1
2
3. Serial number
3
Area reserved to serial number and MID-relevant data in
PF versions
Dimensions
54
43
63
Specification are subject to change without notice EM340 DS 031120
10
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