5SV3342-6
Residual current operated circuit breaker, 4-pole, type A, In: 25 A, 30 mA, Un AC: 400 V
- Stock status:
- Call for availability
- Manufacturer:
- Siemens
- Product code:
- 5SV3342-6
Main documents
- Product datasheet
- Instruction sheet
- Catalogue
Related products
| Product | |
| Article Number (Market Facing Number) | 5SV3342-6 |
| Product Description | Residual current operated circuit breaker, 4-pole, type A, In: 25 A, 30 mA, Un AC: 400 V |
| Product family | RCCBs |
| Product Lifecycle (PLM) | PM300:Active Product |
| Price data | |
| Region Specific PriceGroup / Headquarter Price Group | 11C / 1AH |
| List Price | Show prices |
| Customer Price | Show prices |
| Surcharge for Raw Materials | None |
| Metal Factor | L-A—– |
| Additional Product Information | |||
| EAN | 4001869427768 | ||
| UPC | Not available | ||
| Commodity Code | 85362010 | ||
| LKZ_FDB/ CatalogID | LV10.1 | ||
| Product Group | 5511 | ||
| Group Code | P310 | ||
| Country of origin | Germany | ||
| Compliance with the substance restrictions according to RoHS directive | Since: 01.06.2006 | ||
| Product class | A: Standard product which is a stock item could be returned within the returns guidelines/period. | ||
| WEEE (2012/19/EU) Take-Back Obligation | Yes | ||
| REACH Art. 33 Duty to inform according to the current list of candidates | |||
| SCIP number | ca079951-56af-46ae-8f94-c0cb129fcd83 | ||
Product Description
5SV3342-6
The Siemens 5SV3342-6 is a 4-pole Residual Current Circuit Breaker (RCCB) designed for enhanced safety in three-phase electrical systems. With a rated current of 25 A and a residual current sensitivity of 30 mA, this RCCB provides effective protection against electric shock and fire hazards caused by earth faults. It features Type A sensitivity, which allows it to detect both sinusoidal AC and pulsating DC leakage currents, making it suitable for residential, commercial, and light industrial applications.

Key Features and Specification
- Rated Current (In): 25 A
- Rated Voltage (Un): 400 V AC
- Poles: 4-Pole (ideal for three-phase systems)
- Residual Current Type: Type A (detects AC and pulsating DC leakage currents)
- Rated Residual Current: 30 mA

Technical Information
- Number: 5SV3342-6
- EAN: 4001869427768
- UPC: Not available
- Commodity Code: 85362010
- Catalog Reference: LV10.1
- Product Group: 5511
- Group Code: P310
- Lifecycle Status: PM300 – Active Product
Applications
- Suitable for general protection in three-phase residential, commercial, and light industrial systems
- Ideal for circuits powering washing machines, dishwashers, lighting, and small motors
- Provides essential protection against direct and indirect contact with live parts due to earth leakage
- Enhances electrical safety by quickly disconnecting the power in fault conditions
Summary:
The 5SV3342-6 RCCB from Siemens is a reliable safety device for 25A three-phase AC installations. With Type A residual current protection and a 30mA trip threshold, it helps prevent electrical accidents and fire risks. Its 4-pole configuration ensures balanced protection across all phases, making it a dependable choice for a wide range of electrical distribution systems.
Frequently Asked Questions
What is MCB protection?
✅ MCB (Miniature Circuit Breaker) protects against overloads and short circuits. Overload protection works via a bimetallic strip (thermal operation), while short-circuit protection uses a tripping coil (electromagnetic operation). This ensures electrical safety in homes, businesses, and industries.
What is the rule for installing an SPD?
✅ SPD (Surge Protection Device) connections should be as short as possible to minimize the voltage protection level (Up). The total length of connections to the network and earth should not exceed 50 cm to ensure effective surge protection.
How to Set Up a Surge Protector?
1.Turn off power at the circuit breaker.
2. Remove the old outlet.
3. Connect wires to the new surge-protected outlet per the manufacturer’s instructions.
4. Secure the outlet in the box and replace the cover plate.
5. Restore power and test the outlet.
What is the use of RCCB in Siemens?
✅ Siemens Residual Current Circuit Breakers (RCCBs) protect against electric shock by detecting leakage currents. If the leakage exceeds a set limit, the RCCB immediately disconnects the circuit, ensuring safety from direct or indirect contact with live components.
Where is an RCBO used?
✅ RCBOs (Residual Current Circuit Breakers with Overcurrent protection) are commonly used in various residential, commercial, and industrial applications. Typical use cases include power distribution boards, emergency lighting circuits, HVAC (Heating, Ventilation, and Air Conditioning) systems, socket outlets, and swimming pool equipment. RCBOs are ideal for protecting individual circuits where both earth fault and overcurrent protection are required.
Where to Install RCCB?
✅ RCCBs should be installed in the distribution board (DB box) or circuit breaker panel to protect against current leakages caused by faulty wiring, ageing insulation, or defective appliances.




















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