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Schneider Electric EF548300 — Air Circuit Breakers

Schneider Electric EF548300

MPNEF548300
Active

circuit breaker Masterpact P&P NW25H1 - 2500 A - 3 P - drawout - w/o trip unit

Schneider Electric EF548300 datasheet (PDF)
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jun 2026

Specifications

EF548300 — Identification
ParameterValue
Product typeBasic frame
Product nameMasterpact P&P NW25
RangeMasterPact
Product rangeMasterpact P&P NW
ApplicationDistribution
EF548300 — Electrical ratings
ParameterValue
Rated current (In)2500 A at 40 °C
Rated operational voltage (Ue)690 V AC 50/60 Hz conforming to IEC 60947-2
Poles3P
Rated insulation voltage (Ui)1000 V AC 50/60 Hz conforming to IEC 60947-2
Rated impulse withstand voltage (Uimp)12 kV conforming to IEC 60947-2
Network typeAC
Network frequency50/60 Hz
Suitable for isolationYes conforming to IEC 60947-2
EF548300 — Breaking & withstand capacity
ParameterValue
Rated service breaking capacity (Ics)65 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2 65 kA at 690 V AC 50/60 Hz conforming to IEC 60947-2 65 kA at 220/415 V AC 50/60 Hz conforming to IEC 60947-2 65 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2
Rated short-time withstand current (Icw)65 kA 1 s conforming to IEC 60947-2 65 kA 3 s conforming to IEC 60947-2
Rated short-circuit making capacity (Icm)143 kA 525 V AC at 50/60 Hz 143 kA 690 V AC at 50/60 Hz 143 kA 220/415 V AC at 50/60 Hz 143 kA 440 V AC at 50/60 Hz
Breaking capacity65 kA at 240/480 V AC 50/60 Hz conforming to NEMA AB1 HIC 65 kA at 600 V AC 50/60 Hz conforming to NEMA AB1 HIC 65 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2 65 kA Icu at 690 V AC 50/60 Hz conforming to IEC 60947-2 65 kA Icu at 220/415 V AC 50/60 Hz conforming to IEC 60947-2 65 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2
Breaking capacity codeH1
EF548300 — Performance
ParameterValue
Breaking time, max.25 ms
Closing response time, max.70 ms
Mechanical durability (cycles)10000 cycles without maintenance conforming to IEC 60947-2 20000 cycles with maintenance conforming to IEC 60947-2
Electrical durability (cycles)2500 cycles 690 V AC 50/60 Hz without maintenance conforming to IEC 60947-2 5000 cycles 440 V AC 50/60 Hz without maintenance conforming to IEC 60947-2 AC-3: 6000 cycles 440/690 V AC 50/60 Hz without maintenance conforming to IEC 60947-2 AC-23A: 2500 cycles 690 V AC 50/60 Hz without maintenance conforming to IEC 60947-2 AC-23A: 5000 cycles 440 V AC 50/60 Hz without maintenance conforming to IEC 60947-2
Utilisation categoryCategory B
EF548300 — Mechanical & connection
ParameterValue
Control typePush-button
Mounting modeDrawout
Width442 mm
Height352 mm
Depth297 mm
Connection pitch115 mm
EF548300 — Environmental
ParameterValue
Operating ambient temperature-5...70 °C
Storage ambient temperature-40...85 °C
Pollution degree4 conforming to IEC 60664-1
EF548300 — Approvals
ParameterValue
StandardsNEMA AB1 HIC IEC 60947-2
MPN
EF548300