MU33 open main picture_
MU33 open main picture_
MU33_Wall installation
MU33_Wall installation
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MU33_Round Pole installation
MU33_Ground installation
MU33_Ground installation
MU33_800A open main picture
MU33_800A open main picture
MU33_800A main picture
MU33_800A main picture
MU33_300A open main picture
MU33_300A open main picture
MU33_300A main picture
MU33_300A main picture
MU33_200A open main picture
MU33_200A open main picture
MU33_200A main picture
MU33_200A main picture
MU33_125A open main picture
MU33_125A open main picture
MU33_125A main picture
MU33_125A main picture

MU33 Series Metering Unit

MU33 integrated smart post-paid metering unit.

Download Datasheet/下载规格书
Current

100A
IP Class

IP55 or Customized
Door open detection sensor

Optional
Box Material

Cold-rolled sheet, Galvanized sheet, Stainless 201/304/316L
Metering Method

3 Pole, 4 Pole
Wiring Method

Side in side out, Customized
CT Meter

Three phase Postpaid Meter
CIU Communication

RF, M-Bus, PLC, Power cord
HES Communication

GPRS, 4G, PLC
Surge

Metal oxide varistor (MOV), Customized
CT Accuracy Class

0.5S, 0.2S
Structure

Single gate + Meter window, Double Gates + Meter window

Brief Introduction

MU33 Series metering unit is specially designed for the large power user and can achieve the postpaid function. It is equipped with high precision smart energy meter, which comply with STS standard and have a plug and play communication module for remote reading and controlling.Metering Unit is not only a tool for electric energy metering, but also a comprehensive electric power equipment integrating metering, safety, protection, and intelligent management. It is a ideal product for Utilities and Distribution company to reduce energy loss and revenue protection. It is suitable for villa, commercial and industrial projects.

Current

100A
IP Class

IP55 or Customized
Door open detection sensor

Optional
Box Material

Cold-rolled sheet, Galvanized sheet, Stainless 201/304/316L
Metering Method

3 Pole, 4 Pole
Wiring Method

Side in side out, Customized
CT Meter

Three phase Postpaid Meter
CIU Communication

RF, M-Bus, PLC, Power cord
HES Communication

GPRS, 4G, PLC
Surge

Metal oxide varistor (MOV), Customized
CT Accuracy Class

0.5S, 0.2S
Structure

Single gate + Meter window, Double Gates + Meter window

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FAQ

What IP rating do you recommend for outdoor distribution boxes in Africa?

For outdoor use in tropical or desert climates, we recommend IP54 or IP65 enclosures with anti-corrosion coating. Our TBC and LCB series are available in IP65 upon request.

Yes. Our LVDB low voltage distribution boards support copper busbars rated from 400A to 2500A. Custom configurations with specific breaker brands can be arranged for bulk orders.

Our MU32, MU33, and MU34 CT metering boxes comply with IEC 61439 and local utility requirements. CE certification is available for all exports.

Standard products ship within 15-20 working days after deposit. Customized orders typically require 30-45 working days depending on complexity.

We offer detailed installation manuals, and for large EPC projects, we can arrange factory training or remote commissioning support.

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Last updated: [2026/08/12]