The DOTO MCCB 4P molded case circuit breaker extends the JLM1 (M1) platform to four-pole switching for three-phase four-wire systems that require neutral disconnection. It shares the series technical data: frames JLM1-63 to 1250, rated currents 6-1250A, Ue AC400/690V, insulation 690/800V, and L/M...
SPECIFICATIONS SHOWN FOR LAYOUT PURPOSES — FINAL VALUES CONFIRMED PER MODEL BEFORE QUOTATION.
Product photography from the supplied range. Full data sheets, certificates and packing specifications are issued with your quotation.
The DOTO MCCB 4P molded case circuit breaker extends the JLM1 (M1) platform to four-pole switching for three-phase four-wire systems that require neutral disconnection. It shares the series technical data: frames JLM1-63 to 1250, rated currents 6-1250A, Ue AC400/690V, insulation 690/800V, and L/M/H breaking classes with Icu 25-100kA and Ics 18-50kA at 400V. Outline and installation dimension tables cover fixed type with front or rear connections, and the product line is manufactured and tested to IEC60947-2 / GB14048.2.




Full technical data sheet, certificates and packing specification are available on request. Final model confirmation is issued with the quotation.
Specifications and images are indicative and supplied for identification only. DOTO International Trade Ltd is an export trading company: model selection, compliance documents and final technical confirmation are provided with the quotation.
Certificate numbers, validity dates and destination-market documents are confirmed at quotation.
Ask our export desk for the document set for your model and market.
Mix all three divisions in one container — one invoice, one inspection, one bill of lading.