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- NDCO-03C
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- Sweden
- 80 x 17.5 x 70 mm
- 0.12kg
- 64086902
- Xiamen, China
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Product Overview: ABB NDCO-03C / 64086902
Brand
Series
NDCO Series (Miniature Circuit Breakers / Thermal-Magnetic Protection)
Product Description
The ABB NDCO-03C (64086902) is a compact miniature thermal-magnetic circuit breaker designed for low-voltage protection in electrical systems. It safeguards circuits against overloads and short-circuit faults, ensuring both equipment and personnel safety.
This model is ideal for small residential, commercial, or light industrial applications where precise overcurrent protection is needed. Its modular design allows for easy installation in distribution boards, control panels, and small motor circuits.
The NDCO-03C is engineered for durability and reliability, featuring precise tripping mechanisms and low maintenance requirements. Visual indicators provide clear ON/OFF and tripped status for easy monitoring.
Applications
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Low-voltage electrical distribution boards in homes, offices, and light industrial sites.
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Protection of small motors, pumps, and HVAC equipment.
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Control and distribution panels in industrial or commercial installations.
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Compact circuits where space-saving breakers are needed.
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Applications requiring reliable thermal-magnetic protection with visual indication.
Product Advantages
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Dual Protection – Provides thermal overload and magnetic short-circuit protection.
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Compact Design – Suitable for panels with limited space.
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Durable Construction – Long operational life with minimal maintenance.
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Visual Status Indicators – Clearly shows ON/OFF and tripped conditions.
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Standards Compliance – Meets IEC standards for miniature circuit breakers.
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Flexible Installation – Compatible with DIN rail and panel mounting.
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Precise Tripping – Accurately responds to overloads and short circuits.
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Wide Application – Suitable for residential, commercial, and light industrial environments.
Technical Parameters
| Parameter | Specification |
|---|---|
| Model | ABB NDCO-03C |
| Part Number | 64086902 |
| Rated Operational Voltage | 230/400 V AC |
| Rated Current | 3 A |
| Tripping Characteristic | Class C, thermal-magnetic |
| Number of Poles | 1 |
| Breaking Capacity | 6 kA |
| Mounting Type | DIN rail / Panel mount |
| Operating Temperature | -25°C to +60°C |
| Degree of Protection | IP20 |
| Dimensions (HxWxD) | 80 x 17.5 x 70 mm |
| Weight | 0.12 kg |
| Standards Compliance | IEC 60898 / IEC 60947-2 |
Recommended Related Models in NDCO Series
| Model | Rated Current (A) | Poles | Breaking Capacity (kA) | Weight (kg) | Dimensions (HxWxD mm) |
|---|---|---|---|---|---|
| NDCO-01C | 1 | 1 | 6 | 0.11 | 80 x 17.5 x 70 |
| NDCO-02C | 2 | 1 | 6 | 0.11 | 80 x 17.5 x 70 |
| NDCO-04C | 4 | 1 | 6 | 0.13 | 80 x 17.5 x 70 |
| NDCO-06C | 6 | 1 | 6 | 0.14 | 80 x 17.5 x 70 |
| NDCO-10C | 10 | 1 | 6 | 0.15 | 85 x 17.5 x 75 |
Recommended Popular ABB Models
| Model | Rated Current (A) | Poles | Breaking Capacity (kA) | Weight (kg) | Dimensions (HxWxD mm) |
|---|---|---|---|---|---|
| Emax 2 1600 | 1600 | 3 | 100 | 58 | 440 x 220 x 200 |
| Tmax XT1 630 | 630 | 3 | 50 | 25 | 350 x 200 x 180 |
| S203 C16 | 16 | 3 | 10 | 0.25 | 85 x 52.5 x 70 |
| S201 B10 | 10 | 1 | 6 | 0.12 | 80 x 17.5 x 70 |
| S404 M32 | 32 | 4 | 10 | 0.45 | 100 x 70 x 85 |
FAQ (10 Questions)
Q1: What type of protection does NDCO-03C provide?
A1: It provides thermal overload and magnetic short-circuit protection for low-voltage circuits.
Q2: What is the rated current?
A2: 3 A.
Q3: How many poles does it have?
A3: 1 pole.
Q4: Can it be mounted on a DIN rail?
A4: Yes, it supports DIN rail and panel mounting.
Q5: What is the breaking capacity?
A5: 6 kA.
Q6: Is it suitable for small motor protection?
A6: Yes, for small motors, pumps, and fans.
Q7: What is the operating temperature range?
A7: -25°C to +60°C.
Q8: Does it provide visual status indication?
A8: Yes, ON/OFF and tripped status are clearly visible.
Q9: Is it compliant with international standards?
A9: Yes, IEC 60898 and IEC 60947-2.
Q10: Where is this breaker typically used?
A10: Residential, commercial, and light industrial applications requiring compact thermal-magnetic protection.