Description
R0 Series Cylindrical Fuse Links are designed to provide overload and short-circuit protection for low-voltage electrical equipment and power distribution systems. The series includes general-purpose gG fuse links and high-speed aR fuse links, offering different protection characteristics for various electrical applications.
With multiple cylindrical dimensions, rated voltage options and current ratings, the R0 series provides flexible solutions for electrical equipment manufacturers, control panel builders and industrial power distribution projects.
The fuse links feature a variable cross-section fuse element made from pure metal, sealed inside a cartridge manufactured from high-duty ceramic or epoxy glass. The cartridge is filled with chemically treated high-purity quartz sand to support the fuse’s interruption performance.
Depending on the model, the R0 series offers rated current options from 0.5A to 125A and rated voltage options including 250V, 380V, 500V and 600V. Specific electrical ratings and compatible fuse specifications vary by model.
Key Features
- General-purpose gG and high-speed aR fuse link options
- Multiple cylindrical sizes and configurations
- Rated current options from 0.5A to 125A, depending on the model
- Multiple rated voltage options
- Pure-metal fuse element with variable cross-section
- High-duty ceramic or epoxy glass cartridge construction
- High-purity quartz sand filling
- Designed for overload and short-circuit protection
- Multiple models for industrial electrical applications
- Designed in accordance with GB 13539 and IEC 60269
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Name | R0 Series Cylindrical Fuse Links |
| Product Type | Cylindrical Cartridge Fuse Links |
| Series | R0 / RS |
| General-Purpose Type | gG |
| High-Speed Type | aR |
| Rated Voltage | Model-dependent: 250V, 380V, 500V, 600V and other listed ratings |
| Rated Current | 0.5A–125A, depending on model |
| Breaking Capacity | Up to 80kA, as stated in the series overview |
| Fuse Element | Pure-metal element with variable cross-section |
| Cartridge Material | High-duty ceramic or epoxy glass |
| Filling Material | Chemically treated high-purity quartz sand |
| Applicable Standards | GB 13539 / IEC 60269 |
Available Fuse Types
1. General-Purpose gG Fuse Links
The gG fuse links are designed for general-purpose protection against overload and short-circuit conditions.
They are suitable for electrical equipment and power distribution applications where general-purpose fuse protection is required.
2. High-Speed aR Fuse Links
The aR fuse links are designed for high-speed short-circuit protection, particularly for semiconductor components and associated electrical equipment.
Their fast-acting characteristics make them suitable for applications requiring protection of sensitive power electronic components.
Model Specifications
The R0 series includes multiple fuse configurations. The following table summarizes the available models, dimensions, rated voltages and rated currents.
| General Type (gG) | High-Speed Type (aR) | Size (D × L, mm) | Rated Voltage (V) | Rated Current (A) | Drawing |
|---|---|---|---|---|---|
| R006 | RS06 | 12.7 × 29 | 250/380 | 1–32 | 1 |
| R007 | RS07 | 30 × 57 | 600 | 10–100 | 1 |
| R009 | RS09 | 18 × 37 | 500 | 2–63 | 1 |
| R010 | RS10 | 18 × 50 | 500 | 2–63 | 1 |
| R011 | RS11 | 21 × 58 | 600 | 2–32 | 1 |
| R012 | RS12 | 27 × 60 | 600 | 35–100 | 1 |
| R013 | RS13 | 15 × 50 | 500 | 2–40 | 1 |
| R014 | RS14 | 8.5 × 31.5 | 500 | 0.5–20 | 1 |
| R014A | RS14A | 8.5 × 23 | 250 | 0.5–20 | 1 |
| R014B | RS14B | 8.5 × 36 | 380/500 | 0.5–20 | 1 |
| R015 | RS15 | 10.3 × 38 | 380/500 | 0.5–32 | 1 |
| R015A | RS15A | 10.3 × 25.8 | 250 | 0.5–16 | 1 |
| R015B | RS15B | 10.3 × 31.5 | 250/500 | 0.5–25 | 1 |
| R015C | RS15C | 10.3 × 34 | 380/500 | 0.5–32 | 1 |
| R015D | RS15D | 10.3 × 57 | 600 | 2–32 | 1 |
| R016 | RS16 | 14.3 × 51 | 380/660 | 2–50 | 1 |
| R016A | RS16A | 14.3 × 38 | 500 | 2–50 | 1 |
| R016B | RS16B | 14.3 × 45 | 500 | 2–50 | 1 |
| R016C | RS16C | 14.3 × 67 | 500 | 2–50 | 1 |
| R017 | RS17 | 22.2 × 58 | 380/660 | 10–125 | 1 |
| R018 | RS18 | 9.6 × 30 | 390 | 0.5–25 | 1 |
| R019 | RS19 | 20.5 × 127 | 600 | 0.5–32 | 1 |
| R019A | RS19A | 20.5 × 76 | 250/500 | 0.5–63 | 1 |
| R019B | RS19B | 20.5 × 114 | 600 | 0.5–32 | 1 |
| R019C | RS19C | 27 × 139 | 600 | 32–63 | 1 |
| R019D | RS19D | 27 × 147 | 600 | 32–63 | 1 |
| R054 | RS54 | 5 × 20 | 250 | 0.5–16 | 1 |
| R055 | RS55 | 5 × 25 | 250 | 0.5–16 | 1 |
| R056 | RS56 | 6 × 20 | 250 | 0.5–16 | 1 |
| R057 | RS57 | 6.3 × 25 | 250 | 0.5–16 | 1 |
| R058 | RS58 | 6.3 × 31.5 | 250/500 | 0.5–16 | 1 |
| R015T | RS15T | 10.3 × 38 | 380/600 | 0.5–32 | 2 |
| R016H | RS16H | 14.3 × 51 | 250 | 2–50 | 3 |
| R017H | RS17H | 22.2 × 58 | 380/500 | 10–125 | 3 |
| R019H | RS19H | 20.5 × 127 | 600 | 0.5–63 | 3 |
| R019AH | RS19AH | 20.5 × 76 | 600 | 0.5–63 | 3 |
| R019BH | RS19BH | 20.5 × 114 | 600 | 0.5–63 | 3 |
| R019CH | RS19CH | 27 × 139 | 600 | 32–63 | 3 |
| R019DH | RS19DH | 27 × 147 | 600 | 32–63 | 3 |
Note: Rated voltage and current are model-specific. Please confirm the required fuse type, electrical ratings and dimensional compatibility before ordering.
Dimension Figure
Compatible Fuse Specifications
The original product data also lists compatible fuse references for selected models.
| General-Purpose Model | Compatible Fuse Reference |
|---|---|
| R011 / R012 | AJT, JKS, LPJ |
| R014 | RT19-16 gF1 |
| R015 | RT14-20 gF2, RT18-32, RT19-25 |
| R016 | RT14-32 gF3, RT18-63, RT19-40 |
| R017 | RT14-63 gF4, RT18-125, RT19-100 |
| R019 | FRS, TRS, FLSR |
| R019A | FLNR, PC2 |
| R019C | FRS, TRS, FLSR |
| R015T | ATQR |
| R016H | FRH-R |
| R019H | FRS-R |
| R019AH | FLNR |
| R019CH | FRS-R |
These references are reproduced from the supplied product specification. Please confirm the exact cross-reference and compatibility with the manufacturer before substitution.
Outline and Mounting Dimensions
The R0 Series Cylindrical Fuse Links are available in multiple cartridge dimensions to accommodate different fuse holder configurations.
Three dimensional drawing formats are provided in the product specification:
- Drawing 1: Standard cylindrical fuse link dimensions
- Drawing 2: R015T dimensional configuration
- Drawing 3: Special R0 series fuse link configurations
The dimensional drawings provide the cartridge diameter and overall length for the corresponding models.
Please check the D × L dimensions and the compatible fuse holder before selecting a replacement fuse link.
Applications
1. Low-Voltage Power Distribution
Used in electrical distribution equipment to provide overload and short-circuit protection for compatible circuits.
2. Semiconductor Protection
High-speed aR fuse links are designed for short-circuit protection of semiconductor components and related power electronic equipment.
3. Industrial Electrical Equipment
Suitable for integration into industrial electrical equipment requiring cartridge fuse protection.
4. Motor Protection
Applicable fuse configurations can be selected for motor protection applications according to the required protection category and system design.
5. Electrical Control Panels
Used in compatible electrical control panels, distribution assemblies and industrial electrical installations.
How to Select the Right Cylindrical Fuse Link
Choosing the correct cylindrical fuse link requires checking several electrical and mechanical specifications.
1. Select the Fuse Operating Category
Choose gG for general-purpose overload and short-circuit protection, or aR for high-speed semiconductor short-circuit protection.
2. Confirm the Rated Voltage
Select a fuse with a rated voltage suitable for the electrical system. The rated voltage must not be lower than the applicable system voltage.
3. Determine the Required Current Rating
Choose the rated current according to the circuit design, equipment requirements and applicable protection coordination.
4. Check the Fuse Dimensions
Confirm the cartridge diameter and overall length (D × L) to ensure that the fuse fits the intended holder.
5. Verify the Compatible Fuse Holder
Check the model and compatibility references before purchasing or replacing a fuse link.
6. Confirm the Breaking Capacity
Ensure that the fuse breaking capacity is suitable for the prospective short-circuit current at the installation point.
FAQ
What is the difference between gG and aR cylindrical fuse links?
gG fuse links provide general-purpose overload and short-circuit protection, while aR fuse links are designed for high-speed short-circuit protection of semiconductor components.
What rated current options are available for the R0 series?
The R0 series offers rated current options from 0.5A to 125A, depending on the model.
What voltage ratings are available?
Different models support rated voltages including 250V, 380V, 500V and 600V. Please refer to the model specification table for exact ratings.
What cylindrical fuse sizes does the R0 series offer?
The series includes multiple dimensions, with cartridge diameters ranging from 5mm to 30mm and different overall lengths to suit various fuse holders.
How do I choose the correct R0 cylindrical fuse link?
Confirm the required fuse category (gG or aR), rated voltage, rated current, cartridge dimensions and compatible fuse holder before selecting a model.
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