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China Suppliers Factory TY Single-Phase Electric Energy Metering Box - Safe and Reliable Outdoor Installation
Product Overview
It is molded with SMC composite materials, and has the characteristics of high insulation, high strength, flame retardant FV0 level, corrosion resistance and aging resistance. The indoor life span exceeds 40 years and the outdoor life exceeds 30 years. It supports flexible combination installation of single-family/multi-family, convenient construction, and IP54 protection level ensures outdoor rainproof safety. It is widely used in residential and civil power systems.
Product Installation and Use
Check before installation: Make sure the box and accessories are intact.
Installation requirements:
- Vertical installation (tilt ≤ 54°)
- Environmental requirements: no vibration, corrosion, avoid direct sunlight
- Chemical taboos: keep away from strong alkali, oxidizing acid and organic solvents
Steps: Remove the bottom screws → unpack → drill holes → fix the base → replace the top cover
Maintenance: Avoid scratches from hard objects to ensure IP54 protection is effective.
Electrical Performance Parameters
1. Main Busbar System
- Standard operating current range: 10A to 250A (covering residential and small commercial power needs)
- Short-circuit carrying capacity: 30kA/1s (in accordance with GB/T 15576 short-circuit tolerance requirements)
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Insulation properties:
- Normal insulation resistance: ≥20MΩ (500V DC megohmmeter test)
- Rated insulation voltage: 800V AC (meets the requirements of low-voltage power distribution system)
- General configuration: Compatible with 50Hz/60Hz dual-frequency power grid system
- Applicable ambient temperature: -25℃ to +70℃
2. Protection Safety Standards
- Shell protection level: IP44 (splash-proof protection)
- Material fire rating: FV0 (UL94 highest flame retardant rating)
- Anti-ultraviolet level: UV8 (outdoor type)
Model, Configuration and Installation Dimensions
TY-SXD1-1XJ
| TY | SX | D1 | 1 | XJ |
| Company Code | SMC non-metallic metering box | Single-phase single-meter metering box | Table number | Xinjiang |
| Configuration | Name | Component Model | Qty |
|---|---|---|---|
| Incoming switch | Disconnector | CDGK 2P 100A | 1 |
| Outlet switch | Miniature circuit breakers | CDBK 2P 63A | 1 |
TY-SXD2-2XJ
| TY | SX | D2 | 2 | XJ |
| Company Code | SMC non-metallic metering box | Single-phase multi-meter metering box | Table number | Xinjiang |
| Configuration | Name | Component Model | Qty |
|---|---|---|---|
| Incoming switch | Disconnector | CDGK 2P 100A | 2 |
| Outlet switch | Miniature circuit breakers | CDBKs C type 2P 63A dedicated to power grid | 2 |
TY-SXD2-4XJ
| TY | SX | D2 | 4 | XJ |
| Company Code | SMC non-metallic metering box | Single-phase multi-meter metering box | Table number | Xinjiang |
| Configuration | Name | Component Model | Qty |
|---|---|---|---|
| Total incoming line | Molded case circuit breaker | CDMK-250/2300 160A | 1 |
| Incoming switch | Disconnector | CDGK 2P 100A | 4 |
| Outlet switch | Miniature circuit breakers | CDBKs C type 2P 63A dedicated to power grid | 4 |
| Electric meter bracket | Single-phase gap connector | 60A | 4 |
TY-SXD2-6XJ
| TY | SX | D2 | 6 | XJ |
| Company Code | SMC non-metallic metering box | Single-phase multi-meter metering box | Table number | Xinjiang |
| Configuration | Name | Component Model | Qty |
|---|---|---|---|
| Total incoming line | Molded case circuit breaker | CDMK-250C/3300 200A | 1 |
| Incoming switch | Disconnector | CDGK 2P 100A | 6 |
| Outlet switch | Miniature circuit breakers | CDBKs C type 2P 63A dedicated to power grid | 6 |
| Electric meter bracket | Single-phase gap connector | 60A | 6 |
Frequently Asked Questions
What is the lifespan of the SMC composite metering box?
The SMC composite metering box has an indoor lifespan exceeding 40 years and an outdoor lifespan exceeding 30 years.
What are the installation requirements and tilt limitations?
The box must be installed vertically with a tilt angle of ≤ 54°. The installation environment should be free of vibration and corrosion, and direct sunlight should be avoided. Keep it away from strong alkali, oxidizing acid, and organic solvents.
What are the safety and protection ratings of these boxes?
The metering box features an IP54 protection level ensuring outdoor rainproof safety (shell protection level IP44 for splash protection), a FV0 fire rating (the highest UL94 flame retardant rating), and a UV8 level for outdoor anti-ultraviolet protection.
What range of current and short-circuit capacity does the system support?
The main busbar system supports a standard operating current range of 10A to 250A and has a short-circuit carrying capacity of 30kA/1s, complying with GB/T 15576 short-circuit tolerance standards.
Are these metering boxes suitable for multi-family configurations?
Yes, the system is designed to support flexible combination installations for both single-family and multi-family setups, including options for 1, 2, 4, and 6 meters.
How should the metering box be maintained?
Avoid scratches from hard objects during use and maintenance to ensure the IP54 protection remains effective.




