OB434 CT Three Phase Meter in IP66 Enclosure

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

UKCA 

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 relation to consumption 

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

6 Way IP66 Polycarbonate Enclosure

• Dimensions: 16cm (W) x 20cm (H) x 10cm (D) 
• Pre-wired fusing and neutral connections 
• Fitted with din rail
• Supplied with blanking plates
• Frosted window