Wholesale TY-SXD2-A single-phase electric energy metering box Manufacturer, Factory

The TY-SXD2 series includes TY-SXD2-2A, TY-SXD2-4A, TY-SXD2-6A, TY-SXD2-9A, TY-SXD2-10A, TY-SXD2-12A and other models. This series of single-phase multi-meter meter boxes is independently developed by Teyi Electric Co., Ltd. The service life of indoor installation can reach more than 40 years, and the service life of outdoor installation can reach more than 30 years. It is significantly better than traditional metal and plastic meter boxes and is an ideal choice for modern residential buildings and civil substation projects.

Product Description

Product Highlights

1. Core Material

Manufactured using advanced SMC glass fiber reinforced plastic compression molding technology, delivering optimal structure and superior mechanical properties.

2. Product Advantages

Performance: Reliable insulation, high mechanical strength, flame retardant (GB standards compliant).
Durability: 40 years indoor / 30 years outdoor service life.
Resilience: Corrosion-resistant, anti-aging, rain-proof design with a sleek, novel shape.

3. Application Features

Flexible Deployment: Supports single-family, multi-family, and cross-family modular combinations.
Streamlined Construction: Integrated concealed wiring system tailored for residential buildings and civil substations.

Product Overview
Product Composition

Single-phase / three-phase configurations
Voltage: 220V / 380V / 690V
Current Rating: 10A – 250A
Frequency: 50/60Hz AC

Core Functions

Delivers an integrated power distribution solution engineered specifically for high-accuracy energy metering and electrical safety management.

Environmental Adaptability

Working Temperature: -25℃ ~ +50℃ (Daily average ≤ 35℃)
Humidity Limit: ≤ 80% RH at 40℃ (tolerance increases at lower temperatures)

Installation Specification Requirements

Inspect component integrity thoroughly prior to mounting. The unit requires strict vertical mounting with a tilt angle of ≤ 54°. Install in a well-ventilated, dry location shielded from mechanical vibration, chemical corrosion, and direct exposure to intense sunlight.

Step 1 Remove bottom screws & unpack box
Step 2 Locate position & drill mounting holes
Step 3 Fix expansion anchor tubes securely
Step 4 Mount base unit firmly to surface
Step 5 Assemble upper cover & verify seal
Important Notice: The composite SMC body is vulnerable to strong alkalis, concentrated oxidizing acids, and aggressive chemical reagents. Avoid surface impacts and sharp scratches during handling and assembly.
Main Technical Parameters
Main Bus Rated Current (In) 250A - 10A
Rated Short-Time Withstand Current (Icw) 30 kA
Insulation Resistance ≥ 20 MΩ
Rated Insulation Voltage (Ui) 800 V
Operating Frequency 50 Hz / 60 Hz
Security Protection Level IP44
Models, Configurations & Installation Dimensions

Model: TY-SXD2-2A

TY SX D2 2 A
Company Code SMC Non-metallic Metering Box Single-phase Multi-meter Box Table Number (2) First Generation
Configuration Name Component Model Quantity
Incoming switch Disconnector CDGK 2P 100A 2
Outlet switch Miniature circuit breakers CDBKs C type 2P 63A dedicated to power grid 2
TY-SXD2-2A Technical Drawing & Dimensions

Model: TY-SXD2-4A

TY SX D2 4 A
Company Code SMC Non-metallic Metering Box Single-phase Multi-meter Box Table Number (4) First Generation
Configuration Name Component Model Quantity
Incoming switch Molded case circuit breaker CDMK-125C/3300 125A 1
Outlet switch Miniature circuit breakers CDBKs C type 2P 63A dedicated to power grid 4
Power supply Breaker CDBK C type 2P 6A 1
TY-SXD2-4A Technical Drawing & Dimensions

Model: TY-SXD2-6A

TY SX D2 6 A
Company Code SMC Non-metallic Metering Box Single-phase Multi-meter Box Table Number (6) First Generation
Configuration Name Component Model Quantity
Incoming switch Molded case circuit breaker CDMK-125C/3300 125A 1
Outlet switch Miniature circuit breakers CDBKs C type 2P 63A dedicated to power grid 6
Power supply Breaker CDBK C type 2P 6A 6
TY-SXD2-6A Technical Drawing & Dimensions

Model: TY-SXD2-9A

TY SX D2 9 A
Company Code SMC Non-metallic Metering Box Single-phase Multi-meter Box Table Number (9) First Generation
Configuration Name Component Model Quantity
Incoming switch Molded case circuit breaker CDMK-250C/3300 200A 1
Outlet switch Miniature circuit breakers CDBKs C type 2P 63A dedicated to power grid 9
TY-SXD2-9A Technical Drawing & Dimensions

Model: TY-SXD2-10A

TY SX D2 10 A
Company Code SMC Non-metallic Metering Box Single-phase Multi-meter Box Table Number (10) First Generation
Configuration Name Component Model Quantity
Incoming switch Molded case circuit breaker CDMK-250C/3300 200A 1
Outlet switch Leakage circuit breaker CDBKs C type 2P 63A dedicated to power grid 10
Power supply Breaker CDBK C type 2P 6A 1
TY-SXD2-10A Technical Drawing & Dimensions

Model: TY-SXD2-12A

TY SX D2 12 A
Company Code SMC Non-metallic Metering Box Single-phase Single-meter Box Table Number (12) First Generation
Configuration Name Component Model Quantity
Incoming switch Molded case circuit breaker CDMK-250C/3300 200A 1
Outlet switch Miniature circuit breakers CDBKs C type 2P 63A dedicated to power grid 12
Power supply Breaker CDBK C type 2P 6A 1
TY-SXD2-12A Technical Drawing & Dimensions
Frequently Asked Questions (FAQ)
What material is used for the TY-SXD2 series metering boxes?

The boxes are produced with Sheet Molding Compound (SMC) glass fiber reinforced plastic using high-precision compression molding technology, providing strong impact strength, high flame retardance, and optimal insulation.

What is the expected operating life of this metering box?

Under typical usage, the durability spans up to 40 years for indoor installations and up to 30 years in outdoor working environments.

What are the key electrical specifications?

The series supports voltages of 220V, 380V, and 690V (50/60Hz), rated bus current from 10A to 250A, rated insulation voltage (Ui) of 800V, rated short-time withstand current of 30kA, and an insulation resistance of at least 20MΩ.

What environmental conditions and angle are required for mounting?

The unit must be installed vertically with an angle of tilt not exceeding 54°. The site should be dry, well-ventilated, without vibration or direct sunlight, operating within -25℃ to +50℃ and humidity below 80% RH at 40℃.

What chemicals should be avoided around the SMC box?

The SMC composite material is sensitive to strong alkalis, concentrated oxidizing acids, and similar aggressive chemicals, so contact with these substances must be avoided during installation and regular maintenance.

What protection rating does the enclosure provide?

The box achieves a security protection rating of IP44, providing reliable defense against solid ingress larger than 1mm and water splashing from any direction.

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