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2CDD283101R0063 ABB SD203/63 Switch Disconnector 3P 63 A
ABB SD203/63 is a three-pole 63 A switch disconnector rated at 440 V AC with a 25 kA conditional short-circuit current for dependable manual switching and isolation in three-phase low-voltage distribution systems.
£58.42
Why Choose the ABB SD203/63 Switch Disconnector?
The ABB SD203/63 is a robust three-pole switch disconnector designed for manual switching and safe isolation of low-voltage electrical circuits. As part of the ABB SD200 series, it provides dependable disconnection and load-switching capability for commercial, industrial and building electrical distribution applications.
The SD203/63 simultaneously switches three poles, making it particularly suitable for three-phase circuits where all phase conductors need to be disconnected together. ABB's Real CPI contact-position indication provides clear confirmation of the actual contact state, while the sealable operating toggle supports controlled isolation during inspection and maintenance.
With a 63 A rated current, 440 V AC rated operational voltage and 25 kA rated conditional short-circuit current, the SD203/63 provides substantial switching capability in a compact modular format. Its three-module DIN-rail construction integrates readily into System pro M compact distribution assemblies.
Key Advantages
- Reliable three-pole switching and isolation for three-phase circuits.
- 63 A rated current for demanding distribution applications.
- 440 V AC rated operational voltage.
- 25 kA rated conditional short-circuit current when used with appropriate upstream protection.
- Real CPI contact-position indication clearly identifies the actual switching state.
- Sealable operating toggle supports controlled circuit isolation.
- Compact 52.5 mm three-module design for DIN-rail distribution equipment.
Key Features
- ABB SD200 switch disconnector series.
- Three-pole (3P) configuration.
- Three normally open contacts.
- 63 A rated current.
- 440 V AC rated operational voltage.
- 50/60 Hz rated frequency.
- 25 kA conditional short-circuit current.
- 4 kV rated impulse withstand voltage.
- IP20 degree of protection.
- Real contact-position indication with ON/OFF indication.
- Red, sealable toggle actuator.
- DIN-rail mounting for modular electrical distribution assemblies.
Reliable Three-Phase Switching and Circuit Isolation
Three-pole switch disconnectors such as the ABB SD203/63 provide simultaneous switching of all three phase conductors, making them well suited to three-phase distribution and equipment-isolation applications. The Real CPI contact-position indication provides clear confirmation of the actual contact state, supporting controlled switching and maintenance procedures.
The SD200 series is designed in accordance with IEC/EN 60947-3 and requires appropriate upstream short-circuit and overload protection because the switch disconnector itself does not provide automatic overcurrent protection. Its modular DIN-rail construction and compatibility with ABB System pro M compact installations make the SD203/63 a practical choice for professional 63 A three-phase distribution systems.
Typical Applications
- Three-phase circuit switching and isolation.
- Commercial electrical distribution boards.
- Industrial control and distribution panels.
- Machinery and equipment isolation.
- Building-services electrical systems.
- Manual load switching in low-voltage installations.
Technical Specifications
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| Device Type | Modular Switch Disconnect | |
|---|---|---|
| Mounting Type | DIN rail | |
| Current | 63 A | |
| Poles | 3-pole | |
| Product Series | ABB SD200 | |
| Series | SD200 | |
| ABB order code | 2CDD283101R0063 | |
| Product group | Protection & Control | |
| Product type | Switch disconnector | |
| Number of poles | 3 | |
| Normally open contacts | 3 | |
| Rated current | 63 A | |
| Rated voltage | 440 V AC | |
| Maximum operational voltage | 462 V AC | |
| Minimum operational voltage | 12 V AC | |
| Rated frequency | 50/60 Hz | |
| Rated conditional short-circuit current | 25 kA | |
| Rated impulse withstand voltage | 4 kV | |
| Power loss | 13.5 W | |
| Contact position indication | ON / OFF, Real CPI | |
| Actuator | Red, sealable toggle | |
| Protection rating | IP20 | |
| Module width | 3 modules | |
| Dimensions (W × H × D) | 52.5 × 88 × 69 mm | |
| Operating temperature | -25 to +55 °C | |
| Storage temperature | -40 to +70 °C | |
| Rigid conductor capacity | 0.75–25 mm² | |
| Stranded conductor capacity | 0.75–25 mm² | |
| Flexible conductor capacity | 0.75–16 mm² | |
| Busbar connection | up to 10 mm² | |
| Tightening torque | 2.8 N·m | |
| Mounting type | DIN rail | |
| Mounting position | Any | |
| Supply connection | Either side | |
| Standard | IEC/EN 60947-3 | |
| Weight | 0.255 kg | |
| EAN | 4016779904230 |
Frequently Asked Questions
What is the ABB SD203/63 used for?
The SD203/63 is a three-pole switch disconnector used for manual switching and isolation of three-phase electrical circuits in low-voltage distribution systems.
What is the rated current of the ABB SD203/63?
The ABB SD203/63 has a 63 A rated current and provides simultaneous switching of three poles.
What voltage is the SD203/63 rated for?
The SD203/63 has a 440 V AC rated operational voltage and a maximum operational voltage of 462 V AC.
Does the ABB SD203/63 provide overcurrent protection?
No. The SD203/63 is a switch disconnector rather than a circuit breaker, so appropriate upstream protection against short circuits and overloads must be provided by devices such as fuses or circuit breakers.
Where is the ABB SD203/63 typically installed?
The SD203/63 is designed for DIN-rail installation in electrical distribution boards and control panels where dependable three-pole manual switching and circuit isolation are required.
Trusted Circuit Isolation from ABB
ABB SD200 switch disconnectors provide dependable manual switching and isolation for low-voltage electrical systems, combining compact DIN-rail construction, Real CPI contact-position indication and robust switching performance for professional distribution and control installations.
