SMC fiberglass Low Voltage Distribution Box

Low-Voltage Metering Cabinet

Low-Voltage Metering Cabinet

Low-Voltage Metering Cabinet

The SMC fiberglass Low-Voltage Metering Cabinet is a robust and durable solution for electrical metering and protection. It is crafted using high-strength, UV-resistant, flame-retardant, and impact-resistant polycarbonate engineering plastics, ensuring exceptional performance in various environments.

Low-Voltage Metering Cabinet

Key Features:

The non-metallic transparent metering box is made of insulating and flame-retardant non-metallic materials. The box body is transparent and intuitive, making it easy to view the readings. It is corrosion-resistant, anti-aging, insulating and safe. It is easy to install and has good sealing performance. It can effectively prevent theft of electricity and electricity. It is suitable for outdoor and indoor electric energy metering scenarios.

Low-Voltage Metering Cabinet

Why Choose the Low-Voltage Metering Cabinet?

This electric meter box boasts unparalleled insulation and flame-retardant properties, meeting multiple international standards (e.g., IP Code and GB/T14048). Its modular structure accommodates multiple meter units, including advanced safety features such as separate wiring and secondary protection. Ideal for residential, commercial, and outdoor applications, this waterproof outdoor electrical box ensures long-term reliability and efficiency.

Product Advantages
Durable Material: Made from SMC fiberglass, offering superior resistance to aging, corrosion, and deformation. Lifespan exceeds 30 years outdoors and 50 years indoors.
User-Centric Design: Transparent, smooth exterior with a well-organized interior, offering clear visibility for maintenance and fault detection.
Enhanced Protection: Waterproof, rust-proof, anti-theft structure with a triple-lock system (anti-theft bolts, lead seals, padlocks).
Versatile Installation: Suitable for wall-mounted or pole-mounted setups, supporting various configurations of mechanical or electronic meters and safety components.
Usage Conditions
Ambient Temperature: -5°C to +55°C.
Voltage: Suitable for 220V or 380V AC systems at 50Hz/60Hz.
Compliance: Adheres to international standards, including GB/T16934 and DL/T5137 for electrical metering devices.

Application

Non-metallic transparent metering boxes are mainly used in power grid renovations, residential communities, rural transformer areas, commercial buildings, and industrial and mining enterprises, etc. They are suitable for single-phase or three-phase electric energy metering and can be installed indoors or outdoors, meeting the usage requirements of safe metering, anti-electricity theft, and insulation protection

Model meaning
Low-Voltage Metering Cabinet DX: Metering cabinet
D: Single-phase
S: Three-phase
Number: Number of metering positions (1, 2, 4, 6, 8, 12, etc.)
Technical Parameters
Parameter Item Technical Parameters
Rated Voltage AC 220V / 380V
Rated Frequency 50Hz
Rated Current ≤ 100A
Enclosure Material Flame-retardant ABS/PC+ABS non-metallic composite material
Window Material High-transparency polycarbonate (PC)
Degree of Protection IP44–IP54
Insulation Performance High insulation strength, protection against electric shock, and aging resistance
Flame Retardant Rating V0 flame retardant
Ambient Temperature -30°C to +70°C
Installation Method Wall-mounted, flush-mounted
Applicable Metering Positions Single-phase: 1/2/4 positions; Three-phase: 1/2/4 positions
Main Functions Energy metering, anti-theft, insulation protection, rain and dust protection
Overall and mounting dimensions(mm)(Reference)

Custom Low Voltage Metering Cabinet Solutions for Your Project

(The values can be customized according to local project requirements.)

If you have specific requirements for the parameters, structure, or configuration of the low voltage metering cabinet, please contact us. Our team of account managers, technical engineers, and product consultants will assess your power distribution design, metering needs, installation environment, load characteristics, regulatory compliance, and project timeline to provide a tailored solution that fits your application scenario.

We can customize rated current and voltage levels, number and type of metering units (such as multifunction energy meters, kWh meters, CT/PT configurations), cabinet size and layout, terminal and busbar arrangement, enclosure protection grade (e.g., IP42, IP54), access control and safety interlocks, communication interfaces (Modbus, Ethernet, RS485, etc.), and other key design details to ensure accurate measurement, reliable data collection, and safe operation within your low‑voltage distribution system.

The low voltage metering cabinet is an essential component in power monitoring and management, providing precise measurement of electrical parameters (energy consumption, current, voltage, power factor, etc.) and serving as a centralized point for utility billing, load analysis, energy auditing, and intelligent control. Its robust design and customizable features make it suitable for commercial buildings, industrial facilities, residential complexes, data centers, and infrastructure projects where accurate and reliable low‑voltage metering is critical.

By tailoring the metering cabinet configuration to your project’s specific electrical requirements and local standards, we help ensure enhanced visibility of power usage, improved energy efficiency, and seamless integration with your building management or energy management systems.

FAQ

What is a low voltage metering cabinet?

A low voltage metering cabinet is an electrical enclosure that houses meters and instruments for measuring and monitoring electrical parameters (such as voltage, current, power, and energy) in low voltage power distribution systems.

Where are metering cabinets typically installed?

They are commonly installed in commercial buildings, industrial facilities, residential complexes, utility substations, and power distribution rooms where accurate power measurement and monitoring are required.

What is the purpose of a metering cabinet?

The main purpose is to measure, monitor, and record electrical parameters safely and reliably so that energy usage can be tracked, billed, and analyzed. It also provides a protected environment for metering devices and connections.

What electrical parameters can be monitored with a metering cabinet?

Typical parameters include voltage, current, active and reactive power, power factor, frequency, and energy consumption. Some advanced cabinets support remote data communication.

What components are included in a low voltage metering cabinet?

It usually includes electrical meters, CTs (current transformers), busbars, fuses/isolators, terminal blocks, enclosure body, and sometimes communication modules for remote monitoring.

Can metering cabinets support remote monitoring and communication?

Yes. Many modern low voltage metering cabinets support remote data communication via protocols like Modbus, RS485, Ethernet, or IoT connections, enabling integration with building management or SCADA systems.

What safety features are important in a metering cabinet?

Key safety features include protective enclosures, proper grounding, insulation barriers, overcurrent protection, clear labeling, and access doors with locks to prevent unauthorized access.

Are metering cabinets suitable for outdoor installation?

Some metering cabinets are designed with weatherproof enclosures (e.g., IP54/IP65) for outdoor use, but others are meant for indoor environments. Always check the protection rating when specifying for outdoor installation.

How does a metering cabinet help with energy management?

By providing accurate measurement and real‑time monitoring of electrical parameters, it helps facility managers track energy usage, optimize loads, reduce waste, and support cost allocation and billing.

Can a low voltage metering cabinet be customized?

Yes. Metering cabinets can be customized in terms of metering accuracy class, number of circuits, communication interfaces, enclosure size, and protection rating based on project requirements.

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