1-Pole (1P) 6A DC Miniature Circuit Breaker — 250V DC, 6kA
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SKU: CTDC5-63
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Electrical Features
| Poles | 1P (single-pole) — optional: 2P / 4P |
|---|---|
| Rated current (In) | 6 A (this model) — also available: 10, 16, 20, 32, 40, 50, 63 A |
| Rated voltage (Ue) | 250 V DC |
| Insulation voltage (Ui) | 1000 V DC |
| Breaking capacity (Icu) | 6 kA |
| Impulse withstand (Uimp) | 6 kV |
| Dielectric test | 2 kV for 1 minute |
| Trip characteristics | Thermal-magnetic • B / C / D curves (resistive to inrush-heavy loads) |
| Auxiliary frequency | 50/60 Hz |
| Protection | IP20 (finger-safe), contact position indicator |
| Service life | Electrical up to 8,000 ops • Mechanical up to 10,000 ops |
Mechanical & Installation
| Mounting | 35 mm DIN-rail (EN60715) |
|---|---|
| Wiring | Cable / U-type busbar / Pin-type busbar |
| Max conductor size | Up to 25 mm² copper |
| Terminal torque | 2.5 Nm (typical) |
| Ambient operating range | −40 °C to +70 °C |
| Storage temperature | −25 °C to +70 °C |
Dimensions (mm)
| Version | Width | Height | Depth |
|---|---|---|---|
| 1-Pole (1P) | 18 | 82 | ~70 |
| 2-Pole (2P) | 36 | 82 | ~70 |
| 4-Pole (4P) | 72 | 82 | ~70 |
Applications
- PV string and combiner-box protection (250V DC, 1P)
- Battery energy storage (BESS) branch circuits
- Telecom & networking DC distribution
- Industrial control cabinets and DC drives
Why Conversions Tech
- Robust 6kA fault clearing for DC systems
- Compact 18 mm footprint for space-limited panels
- Curve options (B/C/D) to match load profiles
- Compliant with IEC/EN60947-2 for global safety standards
4 Reasons Pros Buy Direct from Conversions Tech
, we design, test, and ship every product from inside the United States— “” quality without the big-box markup.
Our , mold, and QA station behind our weatherproof boxes, conduit bodies, and power inverters. , UL-listed safety, and up to 30 % lower cost than .
Need a torque spec or an OEM quote at dawn? You’ll speak directly with the Conversions Tech engineering desk—not a script reader—for instant answers, custom kitting, and private-label options.
Bottom line: For rugged, code-compliant electrical solutions shipped fast from a trusted U.S. source, choose Conversions Tech and build it right the first time.
