Nale Electric is willing to work together with domestic and foreign merchants to create brilliance!
| Quantity: | |
A Strategic Manufacturing Alliance for Global Motor Control Panel Builders
In the highly competitive low-voltage switchgear industry, a panel builder’s profitability is often dictated by inventory management and assembly line efficiency. Stocking dozens of different fixed-rating circuit breakers to accommodate varying motor loads ties up crucial working capital and complicates the Bill of Materials (BOM). At CHNAILE, we engineer components that solve complex supply chain challenges.
The CHNAILE 3-Pole 100A Adjustable Thermal-Magnetic Molded Case Circuit Breaker (MCCB) is meticulously crafted for the professional electrical panel assembly floor. Instead of purchasing separate 70A, 80A, 90A, and 100A breakers, panel builders can utilize this single, highly adaptable unit to cover an entire spectrum of mid-range motor control applications. Operating flawlessly at AC 400V/690V and equipped with an incredibly rare Category B selective coordination rating for its size class, this MCCB forms the indestructible core of your custom-built Motor Control Centers (MCC). We provide international electrical manufacturers with the premium, IEC-compliant heavy switchgear necessary to build, brand, and confidently deploy world-class power distribution panels under their own proprietary names.
Technical Parameters
Device Category: | Thermal-Magnetic Molded Case Circuit Breaker (TM MCCB) |
|---|---|
Poles Configuration: | 3P (Simultaneous 3-Phase Heavy Disconnect) |
Trip Unit Technology: | TM 100 D (Physical Thermal-Magnetic Core) |
Adjustable Thermal Overload (Ir): | 70A to 100A (Rotary dial selection) |
Fixed Magnetic Short-Circuit (Im): | 800A (Instantaneous tripping threshold) |
Rated Operating Voltage (Ue): | AC 220V up to AC 690V |
Rated Insulation Voltage (Ui): | 750V |
Rated Impulse Withstand Voltage (Uimp): | 8kV |
Ultimate Breaking Capacity (Icu): | 35kA (at 380/415V) |
Short-Time Withstand Current (Icw): | 10kA for 0.1s (Category B Selectivity) |
Standard Compliance: | GB/T 14048.2 / IEC 60947-2 |
Optimizing Switchboard Assembly and Inventory Consolidation
We understand that designing a standardized electrical panel series requires components that are versatile, easy to mount, and physically robust. We engineered the mechanical architecture of this 100A adjustable MCCB specifically to streamline your factory operations and reduce your overhead costs.
SKU Inventory Consolidation (Ir 70A-100A):
The defining advantage of the 'TM 100 D' trip unit is its front-facing blue rotary dial. This allows your assembly technicians to physically calibrate the thermal overload threshold anywhere between 70 Amps and 100 Amps during the final stages of panel construction. By standardizing your cabinet designs around this single CHNAILE breaker, your procurement department can drastically reduce the number of SKUs held in the warehouse, freeing up cash flow while retaining the flexibility to perfectly match the breaker to the exact full-load amperage of the client's machinery.
High-Density Panel Mounting Architecture:
Space inside a prefabricated motor control cabinet is a premium commodity. This MCCB features a highly compact, structurally reinforced thermosetting polymer casing. The rear mounting points are standardized for rapid, heavy-duty screw installation onto the galvanized backplates of commercial enclosures. The deep-set, anti-loosening terminal blocks easily accept heavy-gauge copper wiring or custom-bent busbars, ensuring maximum clamping torque and preventing the dangerous thermal creep caused by the relentless vibrations of industrial motor environments.
Mechanical Integrity Verification (Red 'Push to Trip'):
Before a custom panel leaves your factory for Site Acceptance Testing (SAT), your quality assurance team must verify every component. The prominent red 'Push to Trip' button allows your technicians to physically actuate the internal spring-latch mechanism, ensuring the mechanical linkage has not seized during transport or installation, guaranteeing 100% reliability prior to energizing the switchboard.
Mastering High-Inertia Loads: Escaltors and Pumping Skids
A modern Motor Control Center must survive the brutal inrush currents of heavy inductive loads. The CHNAILE Adjustable 100A MCCB empowers your custom switchgear with uncompromising physical resilience.
Fixed 800A Magnetic Inrush Immunity:
Starting high-inertia machinery like commercial escalator traction motors or large centrifugal pumps generates violent, temporary magnetic surges. The internal electromagnetic trip coil is fixed at a massive 800 Amps. This ensures the breaker entirely ignores these safe, heavy starting surges, guaranteeing smooth operations for your clients without frustrating nuisance trips that could trap passengers on an escalator.
Category B Selective Coordination (Icw 10kA/0.1s):
Achieving a Category B rating on a 100A thermal-magnetic breaker is an engineering triumph. It means this breaker possesses the extreme contact pressure required to safely "hold" a 10,000-Ampere short-circuit fault for 100 milliseconds without being blown open by electro-dynamic repulsion forces. This allows downstream miniature breakers in your panel design to trip first, isolating a localized fault (e.g., a short in the escalator lighting circuit) while keeping the main 100A motor feed active.
Complete OEM/ODM White-Labeling and Supply Chain Dominance
Your completed electrical panels carry your reputation. Partnering with CHNAILE ensures that the core components inside reflect the premium nature of your manufacturing brand. We are committed to protecting your supply chain sovereignty.
Private Labeling and Faceplate Branding:
Elevate your corporate identity. We offer comprehensive OEM customization, including high-precision laser-engraving or silk-screening of your company logo directly onto the MCCB faceplates. Instructional safety labeling and packaging can be tailored to match your specific corporate design guidelines. Your clients will receive a world-class switchboard component carrying your trusted brand name.
Certified Quality to Fast-Track Your Panel Certifications:
Winning major commercial bids requires your completed switchgear to pass strict regional certifications. Our adjustable 100A MCCBs are rigorously tested in state-of-the-art laboratories to comply with GB/T 14048.2 and IEC 60947-2 international standards. We supply your engineering department with all necessary technical documentation and compliance certificates, significantly accelerating the certification process for your custom switchgear assemblies.
Stable Manufacturing Lead Times & Maximized BOM Profitability:
Relying on intermediary trading companies for core components often leads to disastrous supply chain delays and inflated costs. By sourcing these heavy-duty adjustable MCCBs directly from our highly automated manufacturing lines in China, you secure highly aggressive wholesale pricing. This direct-to-factory pipeline optimizes your Bill of Materials (BOM), significantly increases your profit margins on high-volume commercial panel bids, and guarantees stable component lead times so your assembly plant never experiences a halt in production.
