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Part Number Breakdown & Product Positioning
EA9RN3C3230CA is a 3‑pole integrated Residual Current Circuit Breaker with Overcurrent protection (RCBO) from Schneider Electric’s Easy9 series (EA9R).
It provides threefold protection: overload, short‑circuit, and earth‑leakage protection, suitable for final distribution systems in residential, commercial, and light industrial applications.
| Part Segment | Description |
| EA9R | Easy9 series RCBO |
| N | Standard breaking capacity (6 kA) |
| 3 | Number of poles (3P), three‑phase protection |
| C | Tripping curve type, for general loads (lighting, sockets) |
| 32 | Rated current: 32 A |
| 30 | Residual current sensitivity: 30 mA, for personal electric shock protection |
| CA | Type‑A leakage protection, detects AC and pulsating DC leakage for modern electronic loads |
- Key Electrical Specifications
| Parameter | Specification |
| Rated operational voltage | 230/400 V AC, three‑phase four‑wire system |
| Rated insulation voltage | 600 V AC |
| Rated impulse withstand voltage | 4 kV |
| Rated current (In) | 32 A |
| Tripping curve | Type C, magnetic tripping range: 5–10 × In |
| Breaking capacity (Icn) | 6 kA (at 400 V) |
| Residual current sensitivity (IΔn) | 30 mA, fast operation (≤ 0.1 s) |
| Leakage protection type | Type‑A, detects AC and pulsating DC leakage |
| Rated frequency | 50/60 Hz |
| Isolation function | Complies with IEC standards, provides isolation |
- Features & Benefits
- Threefold protection: Overload, short‑circuit, and earth‑leakage protection for comprehensive electrical safety.
- Type‑A leakage detection: Suitable for pulsating DC leakage from modern electronic equipment (switching power supplies, inverters, etc.).
- Clear status indication: Handle and contact position indication for quick status judgment.
- Reliable mechanical performance: Mechanical life ≥ 20,000 operations; electrical life ≥ 5,000 operations.
- Easy installation: Standard 35 mm DIN‑rail mounting with locking clamps.
- Eco‑friendly: Mercury‑free, complies with EU RoHS and China RoHS; part of Schneider Green Premium.
- Wide operating temperature: -25 °C to +60 °C.
- Installation & Maintenance Guide
Installation Requirements
Mounting: Standard 35 mm DIN‑rail; width = 3 modules (54 mm); height = 117 mm.
Wiring capacity:
Top: M5 terminal, max 25 mm² flexible cable
Bottom: M6.5 terminal, max 25 mm² flexible / 35 mm² semi‑rigid / solid cable
Environment: Dust‑free, dry, non‑corrosive, low vibration; installation altitude ≤ 2000 m.
Safety: Must be installed by a qualified electrician in accordance with GB 16917 and IEC 61009.
Maintenance
- Operate ON/OFF monthly to check mechanical function.
- Test leakage protection quarterly using the TEST button.
- After fault tripping, resolve the cause before resetting.
- Avoid frequent unnecessary operation.
- Clean with dry cloth only when power is off; no chemical cleaners.
- Replacement & Upgrade Options
Same‑Series Replacements
| Model | Difference | Application |
| EA9RN3C3230CR | New marking, identical performance | Stock replacement |
| EA9RN3C3230CNEW | New naming, same performance | Product iteration |
| EA9RN3C32100CA | 100 mA sensitivity, for equipment protection | Motors, pumps |
Upgraded Models (Higher Performance)
| Series | Typical Model | Main Improvements |
| A9 Pro | A9P323230 | Smart monitoring, remote control, fault diagnostics |
| Acti9 iID | A9R26332 | Selective protection, 10 kA breaking capacity, longer life |
Cross‑Brand Compatible Replacements
| Brand | Replacement Model | Compatibility |
| Siemens | 5SU9356‑3CR32 | Identical electrical & mounting dimensions |
| ABB | GS201 A‑C32/0.03 | Equivalent protection, Type‑A, 32 A/30 mA, DIN‑rail |
| Chint | NXBLE‑32‑3P‑C32/0.03A | Cost‑effective direct replacement |
- Applications & Selection Tips
Typical Applications
Three‑phase power circuits in residential/commercial buildings (AC units, pumps, fans)
Final distribution for light industrial equipment (machine tools, packaging machinery)
Input protection for PV inverters, UPS, and power electronics
Hospitals, data centers, and high‑safety locations
Selection Guidelines
- Verify voltage (230/400 V) and frequency (50/60 Hz).
- Choose tripping curve: Type C for general loads.
- Rated current: 32 A suitable for three‑phase loads ≤ 7 kW.
- Use Type‑A for systems with electronic equipment.
- 6 kA breaking capacity suits most final circuits; upgrade to 10 kA near transformers.
- Approvals & Compliance
Standards: GB 16917 / IEC 61009
Certifications: CCC, CE
Environment: EU RoHS, China RoHS, REACH compliant
Warranty: 3‑year official Schneider warranty under normal use
EA9RN3C3230CA is a reliable, easy‑to‑install 3‑pole, 32 A, 30 mA, Type‑A RCBO from the Schneider Easy9 series. It provides comprehensive protection for final distribution applications. Suppliers can recommend same‑series replacements, upgrade to A9 Pro / Acti9 iID, or offer cross‑brand alternatives based on project requirements.
Cross‑Brand & Equivalent Model List for Schneider EA9RN3C3230CA
- Full List of Equivalent Models
(EA9RN series, 3P, 32 A, 30 mA, Type‑A RCBO)
| Model | Description | Key Specs | Notes |
| EA9RN3C3230CA | Standard model | 3P, C32A, 30mA, Type‑A, 6kA | Base version |
| EA9RN3C3230CR | New marking | 3P, C32A, 30mA, Type‑A, 6kA | Label update only |
| EA9RN3C3230CNEW | New naming | 3P, C32A, 30mA, Type‑A, 6kA | Performance unchanged |
| EA9RN3C3230CAR | Regional variant | 3P, C32A, 30mA, Type‑A, 6kA | Regional supply |
Other Current Ratings (3P, 30 mA, Type‑A)
| Model | Rated Current | Application |
| EA9RN3C1030CA | 10 A | Small three‑phase loads |
| EA9RN3C1630CA | 16 A | Small/medium equipment |
| EA9RN3C2030CA | 20 A | General power circuits |
| EA9RN3C2530CA | 25 A | Medium power loads |
| EA9RN3C4030CA | 40 A | Heavy three‑phase loads |
| EA9RN3C5030CA | 50 A | High‑power equipment |
| EA9RN3C6330CA | 63 A | Main switches / large machinery |
- Cross‑Brand Cross‑Reference
(3P, 32 A, 30 mA, Type‑A RCBO, direct interchangeable)
| Brand | Model | Rated Current | Sensitivity | Breaking | Compatibility |
| Siemens | 5SU9356‑3CR32 | 32 A | 30 mA | 6 kA | Fully compatible |
| Siemens | 5SU9356‑3CR32NEW | 32 A | 30 mA | 6 kA | New version |
| ABB | GS201 A‑C32/0.03 | 32 A | 30 mA | 6 kA | Direct replacement |
| ABB | S201‑C32 A‑0.03 | 32 A | 30 mA | 6 kA | Compact design |
| Chint | NXBLE‑32‑3P‑C32/0.03A | 32 A | 30 mA | 6 kA | Cost‑effective |
| Nader | NDBLE‑32‑3P‑C32/0.03A | 32 A | 30 mA | 6 kA | Reliable domestic |
| Delixi | CDL7‑32‑3P‑C32/0.03A | 32 A | 30 mA | 6 kA | Economic option |
| Changshu Switch | CH3L‑32‑3P‑C32/0.03A | 32 A | 30 mA | 6 kA | Industrial grade |
- Full Naming Convention for EA9RN Series
| Segment | Meaning | Options |
| EA9R | Series | Easy9 RCBO |
| N | Breaking capacity | N = 6 kA |
| 3 | Poles | 1P, 2P, 3P, 4P, 1P+N |
| C | Tripping curve | C = general; D = motor / heavy load |
| 32 | Rated current | 6, 10, 16, 20, 25, 32, 40, 50, 63 A |
| 30 | Leakage sensitivity | 30 mA (personal); 100 mA (equipment) |
| CA | Leakage type | CA = Type‑A; AC = Type‑AC |
- Selection Notes
- Leakage type: Use Type‑A for systems with inverters, switching power supplies.
- Breaking capacity: 6 kA for most final circuits; 10 kA near transformers.
- Dimensions: 35 mm DIN‑rail; 3P = 3 modules (54 mm).
- Certification: Use CCC‑approved products in China.
- Brand consistency: Prefer same brand in one system to avoid unwanted tripping.
- Replacement & Upgrade Path
Upgrades Within Schneider
| Series | Model | Improvements | Application |
| Acti9 iID | A9R26332 | Selective protection, 10 kA | Commercial & industrial |
| A9 Pro | A9P323230 | Smart monitoring, remote control | Smart buildings, data centers |
Cross‑Series Drop‑In Replacements
EA9RN3C3230CA ↔ EA9RN3C3230CR (new marking)
For higher breaking: EA9RH3C3230CA (10 kA), same dimensions
The Schneider EA9RN3C3230CA is a robust 3P, 32 A, 30 mA, Type‑A RCBO. Equivalent models include EA9RN3C3230CR and EA9RN3C3230CNEW.
Top cross‑brand direct replacements:
Siemens 5SU9356‑3CR32, ABB GS201 A‑C32/0.03, Chint NXBLE‑32‑3P‑C32/0.03A.
