ABB GSH204 AC-C63/0.03 Four-Pole RCBO
01Product Identification
ABB GSH204 AC-C63/0.03 is a four-pole residual-current operated circuit breaker with integral overcurrent protection from the GSH200 family. Its exact designation identifies Type AC residual-current detection, a C tripping characteristic, 63 A rated current, and 0.03 A residual operating current.
Match the complete model, ratings, ordered variant, installed system, connections, and protection requirements before ordering.
02Key Features
- Combines residual-current protection and overcurrent protection in one modular device.
- Four-pole switching and protection format for the documented GSH204 version.
- Type AC detection for sinusoidal alternating residual currents.
- C-curve overcurrent characteristic identified directly by the model code.
- Thirty-milliampere residual operating-current sensitivity.
- Exact 63 A current variant documented in the ABB GSH200 product range.
03Engineering Data
| Manufacturer | ABB |
|---|---|
| Exact Model | GSH204 AC-C63/0.03 |
| Product Family | GSH200 |
| Product Category | RCBO - residual-current circuit breaker with overcurrent protection |
| Number of Poles | 4 |
| Residual-Current Type | Type AC |
| Tripping Characteristic | C curve |
| Rated Current | 63 A |
| Rated Residual Operating Current | 0.03 A (30 mA) |
| Operating Characteristic | Instantaneous residual-current version |
04System Integration
Integration Checklist
- Match all four conductors and the original terminal arrangement when replacing an installed unit.
- Confirm the distribution-system voltage, earthing arrangement, conductor sizing, and protective-device coordination before installation.
- The exact Type AC, C-curve, 63 A, and 30 mA characteristics must be retained unless an electrical design review specifies otherwise.
- Use the applicable ABB installation documentation and local electrical regulations for testing and commissioning.
Verified Identity
Model: GSH204 AC-C63/0.03
Type: Four-Pole Type AC RCBO
Manufacturer: ABB
05Applications
- Four-pole final or distribution circuits requiring combined residual-current and overcurrent protection.
- Circuits specified for Type AC residual-current detection and a 30 mA operating threshold.
- Installations requiring a C-curve 63 A RCBO within the documented GSH200 range.
06Lifecycle
- Preserve the complete designation GSH204 AC-C63/0.03 when sourcing a like-for-like replacement.
- Do not substitute a GSH201, GSH202, or GSH203 device because the pole configuration is different.
- Do not substitute Type A, another trip curve, another current rating, or another residual-current threshold without an engineering review.
- Installation, isolation, insulation testing, and residual-current testing must be performed by qualified personnel.
- No verified exact net weight was available, so no product-weight value is presented.
FAQFrequently Asked Questions
What type of protective device is GSH204 AC-C63/0.03?
It is a four-pole RCBO combining residual-current and overcurrent protection.
What is its rated current?
The exact model designation identifies a 63 A rated current.
What is the residual operating current?
The /0.03 designation corresponds to 0.03 A, or 30 mA.
What does AC indicate?
It identifies Type AC residual-current detection for sinusoidal alternating residual currents.
What does C63 indicate?
It identifies a C tripping characteristic and a 63 A rated current.
Can a device with a different number of poles be substituted?
Not as a direct replacement. The four-pole circuit arrangement and all protection characteristics must be matched.
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