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2CDD283101R0025 ABB SD203/25 Switch Disconnector 3P 25 A
ABB SD203/25 is a compact three-pole 25 A switch disconnector rated at 440 V AC for DIN rail mounted switching and electrical isolation in three-phase installations.
£43.11
Why Choose the ABB SD203/25 Switch Disconnector?
The ABB SD203/25 is a compact and reliable three-pole switch disconnector designed for manual switching and isolation of electrical circuits. As part of the ABB SD200 series within the System pro M compact range, it provides dependable circuit control for distribution boards, switchboards, machinery and industrial electrical panels.
Designed in accordance with IEC/EN 60947-3, the SD203/25 combines load-switching capability with electrical isolation. Its three-pole configuration allows three conductors to be switched simultaneously, while clear ON/OFF contact-position indication helps operators identify the switching state during normal operation and maintenance.
With a rated current of 25 A and a rated operational voltage of 440 V AC, the SD203/25 is suitable for three-phase electrical installations. Its compact three-module format mounts on standard DIN rail and provides a practical isolation solution where reliable switching, straightforward operation and efficient use of panel space are required.
Key Advantages
- Compact three-pole switch disconnector for switching and electrical isolation.
- 25 A rated current suitable for modular distribution and control applications.
- 440 V AC rated operational voltage for three-phase electrical systems.
- Designed for switching under load and electrical isolation.
- 25 kA rated conditional short-circuit current.
- Clear ON/OFF contact-position indication for straightforward status checking.
- IP20 protection rating for installed modular applications.
- Compact three-module construction simplifies integration into DIN rail assemblies.
Key Features
- ABB SD200 switch disconnector series.
- 3-pole configuration.
- 25 A rated current.
- 440 V AC rated operational voltage.
- 50 / 60 Hz rated frequency.
- 25 kA rated conditional short-circuit current.
- 2 kA rated short-time withstand current.
- 4 kV rated impulse withstand voltage at 2000 m.
- IP20 protection rating.
- 20,000-cycle mechanical endurance.
- 3NO contact configuration.
- Sealable red toggle actuator with ON/OFF position indication.
Reliable Three-Pole Electrical Isolation and Circuit Control
Switch disconnectors provide a defined means of manually switching and isolating electrical circuits. The ABB SD203/25 switches three poles simultaneously, making it well suited to three-phase installations where connected equipment needs to be disconnected for maintenance, servicing or operational control.
The SD200 series is designed for professional modular installations and combines compact dimensions with robust switching performance and clear contact-position indication. The SD203/25 integrates easily with other DIN rail mounted devices, providing a practical isolation solution for industrial, commercial and building electrical distribution systems.
Typical Applications
- Three-phase electrical distribution boards and switchboards.
- Industrial control panels and electrical enclosures.
- Three-pole isolation of electrical circuits.
- Machinery and automation control panels.
- Commercial and industrial electrical installations.
- Building power distribution systems.
- Maintenance isolation of downstream three-phase equipment.
Technical Specifications
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| Device Type | Modular Switch Disconnect | |
|---|---|---|
| Mounting Type | DIN rail | |
| Current | 25 A | |
| Poles | 3-pole | |
| Product Series | ABB SD200 | |
| Series | SD200 / System pro M compact | |
| ABB order code | 2CDD283101R0025 | |
| Product type | Switch disconnector | |
| Number of poles | 3P | |
| Contact configuration | 3NO | |
| Rated current | 25 A | |
| Rated voltage | 440 V | |
| Rated operational voltage | 440 V AC | |
| Operational voltage range | 12–462 V AC | |
| Rated frequency | 50 / 60 Hz | |
| Rated conditional short-circuit current | 25 kA | |
| Rated short-time withstand current | 2 kA | |
| Rated impulse withstand voltage | 4 kV at 2000 m | |
| Power loss | 1.32 W per pole | |
| Protection rating | IP20 | |
| Mechanical endurance | 20,000 cycles | |
| Electrical endurance | 20,000 AC cycles | |
| Contact position indication | ON / OFF | |
| Actuator | Red sealable toggle | |
| Rigid conductor capacity | 0.75–25 mm² | |
| Flexible conductor capacity | 0.75–16 mm² | |
| Busbar capacity | 10 mm² | |
| Mounting type | DIN rail | |
| Modular width | 3 modules | |
| Dimensions (W × H × D) | 52.5 × 88 × 69 mm | |
| Weight | 0.255 kg | |
| Operating temperature | -25 to +55 °C | |
| Storage temperature | -40 to +70 °C | |
| Standard | IEC/EN 60947-3 | |
| EAN | 4016779904193 |
Frequently Asked Questions
What is the ABB SD203/25 used for?
The ABB SD203/25 is a three-pole switch disconnector used for manual switching and electrical isolation in distribution boards, switchboards, machinery and control panels.
What is the current rating of the ABB SD203/25?
The SD203/25 has a rated current of 25 A.
What voltage is the ABB SD203/25 rated for?
The SD203/25 has a rated operational voltage of 440 V AC, making it suitable for three-phase electrical applications within its specified ratings.
How many poles does the ABB SD203/25 have?
The SD203/25 is a three-pole (3P) switch disconnector with three normally open contacts, allowing three conductors to be switched simultaneously.
How is the ABB SD203/25 installed?
The SD203/25 is designed for DIN rail mounting and occupies three modular spaces, with an overall width of 52.5 mm.
Trusted ABB Circuit Control
ABB SD200 switch disconnectors combine compact DIN rail construction, clear switching indication and dependable isolation performance for professional electrical distribution, machinery and control applications.
