OB434 CT Three Phase Meter in IP66 Enclosure

OB434 CT Three Phase Meter in IP66 Enclosure

OB434 CT Three Phase Meter in IP66 Enclosure

Prewired three phase metering kit

IP66 Enclosure 160mm  (W) x 200mm (H) x 100 (D)

Includes  prewired fusing and Neutral Connections 

IEC 60529 , GB 17466.1 

Technical Specification

Operating humidity ≤ 75%

Storage humidity ≤ 95%

Operating temperature -25°C - +60°C

Storage temperature -40°C - +70°C

International standards EN50470-1, EN50470-3

MID Annex B & D


Accuracy class B Protection against penetration of dust and water IP51

Mechanical and electromagnetic environment classes B

Insulating encased meter of Protective class Ⅱ

Meter specifications:

Meter type OB434-CT-MOD (Modbus/M-bus)

Nominal voltage (Un) 230/400V AC (3~) Operational voltage 80%

Un ~ 120%Un Insulation capabilities: - AC voltage withstand

4KV for 1 minute - Impulse voltage withstand 6KV – 1.2µS waveform

Basic current (Ib): CT type 1.5A

5A Maximum rated current (Imax)

CT type 5/6A 

Operational current range 0.4% Ib ~ Imax Over current withstand 30Imax for 0.01s

Operational frequency range 50Hz ±10% / 60Hz ±10%

Internal power consumption ≤2W / 10VA per phase

Test output flash rate (PULSE LED) 1000imp/kWh (optional)

CT Ratios 30 ratios available 

Power supply indicator (Phase A, B& C LED)

Meter connected A/B/C voltage power detected

Consumption indicator (PULSE & SO LED) Flashing in rerlation to consumption 

Data retention The data can be stored for more than 20 years when power is off

1.5 RS485 Modbus / M-Bus Communication RS485 Modbus communication specifications: Bus type RS485 Protocol MODBUS RTU with 16 bit CRC Baud rate 1200,2400(default),4800,9600, (19200 optional version) Address range 1-255 user settable Bus loading 64 meters per bus Rage 1000m M-Bus communication specifications: Bus type M-bus baud rate 2400 (default)、4800, 9600 Range ≤1000m 64PCS* Downlink signal Master to slave, Voltage modulation Uplink signal Slave to master, Current modulation Cable JYSTY (n×2×0.8) Protocol EN13757-3 Max. Number of meters per Bus :  64*

Availability: In stock
OB434 CT Three Phase Meter in IP66 Enclosure is available to buy in increments of 1
More Information
ManufacturerOwen Brothers
HS Tariff CodeHS
Packing Buffer (in percentage)1
Packing TypeIndividual
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