This circuit breaker provides dependable overcurrent and short-circuit protection for electrical systems. It integrates seamlessly into Siemens power distribution panels and switchgear assemblies. The unit offers precise current interruption for critical industrial loads. Users can protect motors, transformers, and distribution feeders with confidence.
Trip Characteristics and Protection Functions
This thermal-magnetic circuit breaker delivers comprehensive protection for industrial applications. It provides both overload and short-circuit protection in a single unit. The thermal trip element responds to sustained overcurrent conditions. The magnetic trip element acts instantly during short-circuit events. This dual protection ensures complete safety for connected equipment and wiring.
| Parameter | Specification |
|---|---|
| Model | RD63F200 |
| Product Type | Molded Case Circuit Breaker |
| Rated Current | 63 A (continuous) |
| Breaking Capacity (Icu) | 35 kA at 415 V AC |
| Rated Voltage | 240 V AC / 415 V AC (50/60 Hz) |
| Poles | 3 (triple pole) |
| Trip Type | Thermal-magnetic |
| Protection | Overload and short-circuit |
| Mounting Type | DIN rail / Panel mount |
| Terminal Type | Box clamp (screw) |
| Insulation Voltage | 690 V AC |
| Endurance (Mechanical) | 20,000 operations |
| Endurance (Electrical) | 8,000 operations |
| Dimensions (W x H x D) | 75 mm x 130 mm x 70 mm |
| Weight | 0.65 kg |
Thermal-Magnetic Trip Mechanism
The RD63F200 features a proven thermal-magnetic trip system for reliable operation. The thermal element provides inverse-time delay for overload protection. This delay allows brief current surges without unnecessary tripping. The magnetic element offers instantaneous response for short-circuit conditions. This combination ensures selective coordination with downstream devices. Consequently, users achieve reliable protection without nuisance tripping.
Breaking Capacity and Performance
This circuit breaker delivers high breaking capacity for demanding industrial applications. It interrupts fault currents up to 35 kA at 415 V AC effectively. The unit handles both symmetrical and asymmetrical fault conditions reliably. This high breaking capacity provides safe interruption of severe fault currents. Consequently, users achieve maximum safety for personnel and equipment.
Mechanical and Electrical Endurance
The RD63F200 offers impressive mechanical and electrical endurance for long service life. It withstands 20,000 mechanical operations without failure. The unit also handles 8,000 electrical operations at rated current. This durability suits frequently switched applications like motor control. Users benefit from reduced maintenance and replacement costs over time. The robust design ensures consistent performance throughout its operational life.
Installation and Mounting Flexibility
This circuit breaker supports multiple installation methods for application flexibility. Users can mount the unit on standard DIN rails for modular assemblies. Alternatively, users can panel-mount the breaker using the provided hardware. The box clamp terminals accept conductors from 1.5 mm² to 35 mm². This terminal design ensures secure connections and simplified wiring maintenance.
Environmental Durability and Compliance
The unit operates reliably across a wide temperature range from -5 °C to 40 °C. It withstands humidity levels up to 95% without condensation issues. The circuit breaker complies with IEC 60947-2 and relevant global standards. This compliance ensures suitability for international industrial applications. The rugged construction suits manufacturing plants, power distribution, and heavy equipment.
Details
| Weight | 0.65 kg |
|---|---|
| Dimensions | 75 × 130 × 70 mm |
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