MCCB1-125/I43E-150
138539 MCCB1-125/I43E-150
138539

Housing, insulated material, for molded-case circuit-breaker NZM1 size, HxWxD=375x250x175mm
Enclosure for molded-case circuit-breaker and switch-disconnector, material characteristic polycarbonate, impact-resistant, degree of protection IP65, patented cover fasteners with integrated overpressure compensation, use as individual enclosure and distribution board, observe the technical data of other equipment when connecting distribution boards, metric cable entry knockouts in all sides, enclosure side plates can be knocked out or grouped next to other devices, mounting plate pre-drilled for switch and pre-drilled for a PE and N terminal, mounting plate made from 3mm sheet steel, sealable cover fasteners, cover type: transparent smoky, predrilled, degree of protection IP65, with switch door coupling rotary handle NZM...-XTVD and extension shaft, fixing material for fixing material, fixing strap BL-CI, not in combination with remote operator NZM…-XR, plug-in unit NZM…-XSV or withdrawable unit NZM…-XAV, rated uninterrupted current Iu=125A, can be used for switch NZM1(-4), N1(-4), N(N/O)1(-4), can be used for terminals K50/1, K95/1N…, notes: additional terminals for PE- and N-conductor K50/1, K95/1N... for 4. and 5. pole must be ordered separately

Dimensions
Product range	xEnergy Safety Ci
Basic function	Prepared enclosures
Product function	Enclosures for circuit-breakers, switch-disconnectors
Single unit/Complete unit	Complete housing
Standards	EN 62208 EN 61439-2
Description	For use as individual enclosures (order insulated additional terminal for 4th or 5th pole separately) or in distribution boards Observe the technical data of other equipment when connecting distribution boards Metric cable entry knockouts in all sides Side walls can be knocked out or fitted next to other devices Mounting plate pre-drilled for switches and pre-drilled for a PE and N terminal Mounting plate made from galvanized sheet steel Sealable cover fasteners
Type cover	transparent, smoke gray, pre-drilled for door coupling rotary handle
Degree of Protection	IP65
Information about equipment supplied	With door coupling rotary handle NZM…-XTVD and extension shaft Fixing material for fixing material Including fixing straps for wall mounting can not be combined with remote operator NZM...-XR, plug-in unit NZM...-XSV or withdrawable unit NZM...-XAV
Rated operational voltage [Ue ]	690 V AC
Width	250 mm
Height	375 mm
Depth	248.5 mm
Rated uninterrupted current [Iu]	125 A
Basic device	NZM1(-4) N1(-4) PN1(-4) NS1 LZM1(-4) LN1(-4)
Terminals	K50/1 K95/1N…
Basic enclosure	CI43E-150
Notes	C   2 x M50/20 6 x M25/16 8 x M20 D   1 x M50/32 6 x M25/16
Heat dissipation, at an ambient temperature of 35°C, delta T: 20 degrees in top of the enclosure, calculated as per IEC 60890 >Individual enclosure for wall mounting [PV]	25 W
Heat dissipation, at an ambient temperature of 35°C, delta T: 20 degrees in top of the enclosure, calculated as per IEC 60890 >Starting enclosure for wall mounting [PV]	23 W
Heat dissipation, at an ambient temperature of 35°C, delta T: 20 degrees in top of the enclosure, calculated as per IEC 60890 >Middle enclosure for wall mounting [PV]	20 W
Heat dissipation, at an ambient temperature of 35°C, delta T: 35 degrees in top of the enclosure, calculated as per IEC 60890 >Individual enclosure for wall mounting [PV]	49 W
Heat dissipation, at an ambient temperature of 35°C, delta T: 35 degrees in top of the enclosure, calculated as per IEC 60890 >Starting enclosure for wall mounting [PV]	45 W
Heat dissipation, at an ambient temperature of 35°C, delta T: 35 degrees in top of the enclosure, calculated as per IEC 60890 >Middle enclosure for wall mounting [PV]	41 W
10.2 Strength of materials and parts >10.2.2 Corrosion resistance	Meets the product standard´s requirements.
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	Lower part: 960 °C / cover: 850 °C; meets the product standard´s requirements.
10.2 Strength of materials and parts >10.2.4 Resistance to ultra-violet (UV) radiation	Not relevant to indoor installations.
10.2 Strength of materials and parts >10.2.5 Lifting	10 kg per enclosure with support frame and lifting aid met; assembled and secured as per the latest applicable instruction leaflet.
10.2 Strength of materials and parts >10.2.6 Mechanical impact	IK10
10.2 Strength of materials and parts >10.2.7 Inscriptions	Meets the product standard´s requirements.
10.3 Degree of protection of ASSEMBLIES	IP65
10.4 Clearances and creepage distances	Is the panel builder´s responsibility.
10.5 Protection against electric shock	Protection class 2, therefore not applicable.
10.6 Incorporation of switching devices and components	Is the panel builder´s responsibility.
10.7 Internal electrical circuits and connections	Is the panel builder´s responsibility.
10.8 Connections for external conductors	Is the panel builder´s responsibility.
10.9 Insulation properties >10.9.2 Power-frequency electric strength	Ui = 1000 V AC
10.9 Insulation properties >10.9.3 Impulse withstand voltage	8 kV
10.9 Insulation properties >10.9.4 Testing of enclosures made of insulating material	Meets the product standard´s requirements.
10.10 Temperature rise	The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices.
10.11 Short-circuit rating	Is the panel builder´s responsibility.
10.12 Electromagnetic compatibility	Is the panel builder´s responsibility.
10.13 Mechanical function	Meets the product standard´s requirements.
Material housing	Plastic
Width	250 mm
Height	375 mm
Depth	248.5 mm
With transparent cover	Yes
Suitable for emergency stop	Yes
Model	Surface mounting
Degree of protection (IP)	IP65
Degree of protection (NEMA)	Other

As Mnelko, we are a reliable partner in industrial automation solutions, offering high-quality and innovative products with a wide product range to meet all the needs of your business. Our product portfolio consists of solutions designed based on the principles of high performance, durability, and efficiency to support modern industrial processes.
All of our products ensure maximum reliability even in challenging working conditions and help your business operations run smoothly. The products we offer in industrial automation, energy management, cabling solutions, and many other areas adapt flexibly to the needs of different sectors.
Additionally, our products are manufactured using only high-quality materials and comply with international standards. Through the solutions we provide, we enable our customers to increase operational efficiency and optimize costs. Our company closely follows technological advancements and continuously offers innovative products to help our customers gain a competitive advantage.
On each of our product pages, you can find comprehensive information about technical details, areas of use, and product features. You can explore all the products you need to strengthen your industrial processes on our website and enjoy a seamless purchasing experience.