NHA2768503-07

Specifications

The specifications contained in this section are subject to change without notice.

For installation and wiring information, refer to the meter installation sheet.

Mechanical characteristics

IP degree of protection (IEC 60529-1)

Front display: IP51

Front display: Upgrade to IP54 with optional accessory kit METSEIP54GK96X96FD

Front display: Upgrade to IP65 with optional accessory kit METSEIP65OP96X96FD

Meter body: IP30 (except terminals)

Panel thickness maximum 6.0 mm (0.25 in) maximum
Mounting position Vertical
Display type LED display - 7 Segment
Keypad 3 button
Front panel LED indicators

Green LED (heartbeat / serial communications activity)

Red LED (energy pulse output)

Weight ~ 600 gms
Dimensions W x H x D 96 x 96 x 73 mm max

Electrical characteristics

Measurement accuracy

  • IEC 61557-12: PMD/[SD|SS]/K55/1 (for firmware version 1.3.0 and higher)

Measurement type

Class of accuracy as per IEC 61557-12 (for firmware version 1.3.0 and higher, at In = 5A nominal CT)

Error

Active energy

Class 1 (Class 1 * as per IEC 62053-21 at In = 5A nominal CT)

±1%

Reactive energy

Class 2 (Class 2 as per IEC 62053-23 at In = 5A nominal CT)

±1%

Apparent energy

Class 1 at In = 5A nominal CT

±1%

Active power

Class 1

±1%

Reactive power

Class 1

±1%

Apparent power

Class 1

±1%

Current

Class 1

±0.5%

Voltage (L-L)

Class 1

±0.5%

Voltage (L-N)

Class 1

±0.5%

Frequency

Class 0.05

±0.05%

Power factor

Class 1

±0.01 Count

THD and individual harmonics

Class 5

±5%

Measurement accuracy

  • IEC 61557-12: PMD/[SD|SS]/K55/0.5 (for firmware version 1.3.0 and higher)

Measurement type

Class of accuracy as per IEC 61557-12 (for firmware version 1.3.0 and higher, at In = 5A nominal CT)

Error

Active energy

Class 0.5 (Class 0.5S * as per IEC 62053-22 at In = 5A nominal CT)

±0.5%

Active energy

Class 0.2 * (Class 0.2 * as per IEC 62053-22 at In = 5A nominal CT)

±0.2%

Reactive energy

Class 2 (Class 2 as per IEC 62053-23 at In = 5A nominal CT)

±1%

Apparent energy

Class 0.5 (Class 0.5 at In = 5A nominal CT)

±0.5%

Active power

Class 0.5

±0.5%

Active power

Class 0.2

±0.2%

Reactive power

Class 1

±1%

Apparent power

Class 0.5

±0.5%

Current

Class 0.5

±0.2%*

Voltage (L-L)

Class 0.5

±0.2%*

Voltage (L-N)

Class 0.5

±0.2%*

Frequency

Class 0.05

±0.05%

Power factor

Class 0.5

±0.01 Count

THD and individual harmonics

Class 5

±5%

Voltage inputs

VT primary 999 kV L-L max, starting voltage depends on VT ratio
V nominal

UL: 20 - 277 V L-N / 35 - 480 V L-L

IEC: 20 - 347 V L-N / 35 - 600 V L-L

Measured V with full range 35 to 600 V AC L-L
Permanent overload 750 V AC L-L
Impedance ≥ 5 MΩ
Frequency 50 / 60 Hz nominal ± 5%
VA burden < 0.2 VA at 240 V AC L-N

Current inputs

CT ratings

Primary adjustable 1 A to 32767 A

Secondary 1 A or 5 A I-nominal

Measured Amps with over range & Crest Factor

Starting current: 5 mA

Operating range: 50 mA to 8.5 A

Suppression current (to disregard negligible load) 5 mA to 99 mA
Withstand Continuous 12 A; 50 A at 10 sec/hr, 500 A at 1 sec/hr
Impedance < 0.3 mΩ
Frequency 50 / 60 Hz nominal
VA Burden < 0.1 VA at 6 A

AC control power

Operating range 44 - 277 V AC ± 10%
Burden < 6 VA at 277 V L-N
Frequency range 45 - 65 Hz
Ride-through time

80 ms at 120 V AC

100 ms at 230 V AC

100 ms at 277 V AC

DC control power

Operating range 44 - 277 V DC ± 10%
Burden < 2 W at 277 V DC
Ride-through time 50 ms at 125 V DC

Displays update

Instantaneous 1 s
Demand 15 s
Harmonics 5 s

Wiring configuration

User programmable

Configuration through both HMI and ION setup

Configuration through only ION setup

 

1ph 2W, L-N

1ph 2W, L-L

1ph 3W, L-L with N (2 phase)

3ph 3W, Delta, Ungrounded

3ph 4W, Wye Grounded

3ph 3W, Delta, Corner Grounded

3ph 3W, Wye, Ungrounded

3ph 3W, Wye Grounded

3ph 3W, Wye, Resistance Grounded

3ph 4W, Open Delta, Center-Tapped

3ph 4W, Delta, Center-Tapped

3ph 4W, Wye, Ungrounded

3ph 4W, Wye, Resistance Grounded

Environmental characteristics

Operating temperature

-10 °C to +60 °C (14 °F to 140 °F)

Storage temperature -25 °C to +70 °C (-13 °F to 158 °F)
Humidity rating 5% to 95% RH at 50 °C (122 °F) (non-condensing)
Pollution degree 2
Altitude ≤ 2000 m (6562 ft)
Location Not suitable for wet locations
Product life > 7 years

EMC (Electromagnetic Compatibility)+1

Electrostatic discharge

IEC 61000-4-2

Immunity to radiated field

IEC 61000-4-3

Immunity to fast transients

IEC 61000-4-4

Immunity to impulse waves

IEC 61000-4-5

Conducted immunity

IEC 61000-4-6

Immunity to magnetic field

IEC 61000-4-8

Immunity to voltage dips

IEC 61000-4-11

Emissions (IEC61326-1)

Emissions FCC Part 15 Class A/CE

+1 Tested as per IEC 61326-1 standard for Emission

Safety

Europe

CE, as per IEC 61010-1 Ed-3 and IEC 61326–1

US and Canada

cULus per UL 61010-1

CAN / CSA-C22.2 No. 61010-1, for 600 V AC

Measurement category (Voltage and Current inputs)

CAT III up to 480 V L-L

CAT II up to 600 V L-L

Overvoltage category (Control power)

CAT III up to 300 V L-N

Dielectric

As per IEC / UL 61010-1 Ed-3

Protective Class

II, Double insulated for user accessible parts

Other certification

RCM

Communications

RS485 port

2-Wire, 4800, 9600,19200 or 38400 baud

Parity - Even, Odd, None

Firmware update available through communication port using DLF3000 software.

Pulse Output (POP)

Max 40 V DC, 20 mA

20 ms ON time

Configurable pulse weight from 1 to 9999000 (pulse/ k_h)

Isolation

2.5 kV RMS, double insulated

Protection features

Password protected for set-up parameters

Display language

English

Real-time clock

Battery backup time 3 years
NOTE: When meter is in off state.
QR Code is a registered trademark of DENSO WAVE INCORPORATED in Japan and other countries.

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