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PL7-B40/3 Miniature circuit breaker (MCB), 40 A, 3p, characteristic: B
In stock: No
Vendor stock: Yes
Minimal order quantity: 1
Price (excl. VAT):
15,25 €
EAN: 4015082633936
MPN: 263393
Package: 1
Box: 4
Estimate delivery time at our warehouse (approx.):
1-4 weeks
Technical Information
| Item condition | New |
| Manufacture name | PL7-B40/3 Miniature circuit breaker (MCB), 40 A, 3p, characteristic: B |
| Brand | EATON |
| Categories |
Circuit breakers 40A
|
| Country of origin | RS |
| Harmonized System Code | 8536 2010 00 |
| Rated current | 40 A |
| Rated voltage | 400 V |
| Release characteristic | B |
| Width in number of modular spacings | 3 |
| Number of poles (total) | 3 |
| Rated short-circuit breaking capacity Icn according to EN 60898 at 230 V | 10 kA |
Packing details
| Packing level 1 | 4015082633936 |
| Packing level 2 | 9007912267706 |
| Packing level 3 | 9007912267713 |
Other Technical data
| Voltage type | AC |
| Built-in depth | 70.5 mm |
| Frequency | 50-60 Hz |
| Rated insulation voltage Ui | 440 V |
| Current limiting class | 3 |
| Over voltage category | 3 |
| Pollution degree | 2 |
| Explosion-proof | No |
| Degree of protection (IP) | IP20 |
| Number of protected poles | 3 |
| Concurrently switching neutral conductor | No |
| Connectable conductor cross section solid-core | 1-25 mm² |
| Connectable conductor cross section multi-wired | 1-25 mm² |
| Ambient temperature during operating | -25-75 °C |
| Flush-mounted installation | No |
| Additional equipment possible | Yes |
| Rated short-circuit breaking capacity Icn according to EN 60898 at 400 V | 10 kA |
| Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 230 V | 0 kA |
| Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V | 0 kA |
| Rated impulse withstand voltage Uimp | 4 kV |
Description
This component is designed to regulate and control electrical power flow within a system, ensuring stable performance and protection against overcurrent conditions. Its primary function centers on circuit interruption and isolation during abnormal operation scenarios.
### Voltage & Current Handling
Rated for specific voltage and current thresholds, the unit ensures safe disconnection during overload or fault conditions. The internal mechanisms provide precise triggering based on preset parameters for efficient response.
### Compatibility & Design
Constructed with standardized mounting features for integration into modular systems. Can be paired with related components in electrical panels or distribution boards without requiring extensive customization.
### Environmental Factors
Suitable for indoor installations under regulated temperature ranges. Not optimized for environments prone to extreme heat, moisture, or corrosive influences—additional hardware may be required in such cases.
- Operating voltage limits: verify exact specs before installation.;
- Overcurrent rating must align with system demands — exceeding can compromise protection.;
- Mechanical dimensions: check enclosure sync against available space in panel setups.;
- Designed primarily for single-system use; parallel configurations might need consult with manufacturer guidelines.;
- Replace only after full diagnostic of circuit involvement — damage upstream/downstream possible if misinterpreted assumptions are made during maintenance procedures.;