Miniature circuit breaker (MCB), 20A, 4p, B-Char, ACMiniature circuit breaker (MCB) PLHT, 4 pole, Tripping characteristic: B, Rated current In: 20 A, Rated switching capacity according to IEC/EN 60898-1:, Switchgear for industrial and advanced commercial applications
Miniature circuit breaker (MCB), 20A, 4p, B-Char, AC
Miniature circuit breaker (MCB) PLHT, 4 pole, Tripping characteristic: B, Rated current In: 20 A, Rated switching capacity according to IEC/EN 60898-1:, Switchgear for industrial and advanced commercial applications
| Basic function | Miniature circuit-breakers |
| Number of poles | 4 pole |
| Tripping characteristic | B |
| Application | Switchgear for industrial and advanced commercial applications |
| Rated current [In] | 20 A |
| Rated switching capacity acc. to IEC/EN 60947-2 [Icu] | 25 kA |
| Product range | PLHT |
| Rated switching capacity acc. to IEC/EN 60947-2 [Icu] | 25 kA |
| Rated operational current for specified heat dissipation [In] | 20 A |
| Heat dissipation per pole, current-dependent [Pvid] | 0 W |
| Equipment heat dissipation, current-dependent [Pvid] | 14.3 W |
| Static heat dissipation, non-current-dependent [Pvs] | 0 W |
| Heat dissipation capacity [Pdiss] | 0 W |
| Operating ambient temperature min. | -25 °C |
| Operating ambient temperature max. | +55 °C |
| 10.2 Strength of materials and parts >10.2.2 Corrosion resistance |
linear, per +1 °C, results in a 0.35% reduction of current carrying capacity |
| 10.2 Strength of materials and parts >10.2.3.1 Verification of thermal stability of enclosures |
Meets the product standard´s requirements. |
| 10.2 Strength of materials and parts >10.2.3.2 Verification of resistance of insulating materials to normal heat |
Meets the product standard´s requirements. |
| 10.2 Strength of materials and parts >10.2.3.3 Verification of resistance of insulating materials to abnormal heat and fire due to internal electric effects |
Meets the product standard´s requirements. |
| 10.2 Strength of materials and parts >10.2.4 Resistance to ultra-violet (UV) radiation |
Meets the product standard´s requirements. |
| 10.2 Strength of materials and parts >10.2.5 Lifting |
Meets the product standard´s requirements. |
| 10.2 Strength of materials and parts >10.2.6 Mechanical impact |
Does not apply, since the entire switchgear needs to be evaluated. |
| 10.2 Strength of materials and parts >10.2.7 Inscriptions |
Does not apply, since the entire switchgear needs to be evaluated. |
| 10.3 Degree of protection of ASSEMBLIES | Meets the product standard´s requirements. |
| 10.4 Clearances and creepage distances | Does not apply, since the entire switchgear needs to be evaluated. |
| 10.5 Protection against electric shock | Meets the product standard´s requirements. |
| 10.6 Incorporation of switching devices and components | Does not apply, since the entire switchgear needs to be evaluated. |
| 10.7 Internal electrical circuits and connections | Does not apply, since the entire switchgear needs to be evaluated. |
| 10.8 Connections for external conductors | Is the panel builder´s responsibility. |
| 10.9 Insulation properties >10.9.2 Power-frequency electric strength |
Is the panel builder´s responsibility. |
| 10.9 Insulation properties >10.9.3 Impulse withstand voltage |
Is the panel builder´s responsibility. |
| 10.9 Insulation properties >10.9.4 Testing of enclosures made of insulating material |
Is the panel builder´s responsibility. |
| 10.10 Temperature rise | Is the panel builder´s responsibility. |
| 10.11 Short-circuit rating | The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices. |
| 10.12 Electromagnetic compatibility | Is the panel builder´s responsibility. The specifications for the switchgear must be observed. |
| 10.13 Mechanical function | Is the panel builder´s responsibility. The specifications for the switchgear must be observed. |
| Release characteristic | The device meets the requirements, provided the information in the instruction leaflet (IL) is observed. |
| Number of poles (total) | B |
| Number of protected poles | 4 |
| Rated current | 4 |
| Rated voltage | 20 A |
| Rated insulation voltage Ui | 400 V |
| Rated impulse withstand voltage Uimp | 440 V |
| Rated short-circuit breaking capacity Icn EN 60898 at 230 V | 4 kV |
| Rated short-circuit breaking capacity Icn EN 60898 at 400 V | 0 kA |
| Rated short-circuit breaking capacity Icu IEC 60947-2 at 230 V | 0 kA |
| Rated short-circuit breaking capacity Icu IEC 60947-2 at 400 V | 25 kA |
| Voltage type | 25 kA |
| Frequency | AC |
| Current limiting class | 50 - 60 Hz |
| Suitable for flush-mounted installation | 3 |
| Concurrently switching N-neutral | No |
| Over voltage category | No |
| Pollution degree | 3 |
| Additional equipment possible | 2 |
| Width in number of modular spacings | Yes |
| Built-in depth | 6 |
| Degree of protection (IP) | 75 mm |
| Ambient temperature during operating | IP20 |
| Connectable conductor cross section multi-wired | -25 - 55 °C |
| Connectable conductor cross section solid-core | 2.5 - 50 mm² |
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