CMDB12YG is a compact and high-capacity 10 sq.mm modular distribution terminal block designed for efficient power distribution and organized conductor management in industrial electrical systems. This version features a yellow-green housing, commonly selected for protective earth identification, grouped distribution circuits, and improved visual separation inside electrical panels. The modular construction allows safe distribution of electrical connections while maintaining a structured wiring layout and reducing installation complexity.
CMDB12YG belongs to a modular distribution block design that is developed without a central incoming terminal connection, making it suitable for installations where customized incoming conductor arrangements or alternate feed distribution methods are required. This configuration offers greater flexibility compared with conventional distribution blocks while maintaining compact panel construction.
Modern industrial panels often require multiple outgoing connections from common distribution points. Traditional wiring methods using multiple jumper conductors can increase panel congestion and reduce service accessibility. CMDB12YG simplifies this process by integrating organized distribution points into a single compact terminal assembly, helping improve wiring consistency and installation efficiency.
The terminal block supports 4 × 10 sq.mm input-side connection positions and 20 × 4 sq.mm output distribution points, enabling controlled branching across multiple circuits while maintaining structured conductor routing. This arrangement reduces conductor clutter and supports professional electrical panel layouts.
CMDB12YG uses screw clamp connection technology, providing dependable conductor retention and stable electrical continuity. Screw clamp systems remain widely adopted in industrial environments because of their strong mechanical holding force and reliable current transmission capability under continuous operation.
The terminal block is operated using a standard screwdriver, enabling fast conductor insertion and secure tightening. Proper tightening ensures stable conductor contact and helps maintain long-term performance under vibration and industrial operating conditions.
Designed for DIN rail mounting, CMDB12YG supports installation on DIN 32, DIN 35, and DIN 35-15 rails, enabling compatibility with modern electrical cabinet construction methods. DIN rail mounting also simplifies replacement, maintenance, and future expansion activities.
The product features a side-entry conductor orientation, which supports cleaner cable routing and easier access during installation and servicing. Side-entry wiring contributes to improved enclosure organization and more efficient panel space utilization.
Manufactured using industrial-grade polyamide housing, CMDB12YG provides strong insulation performance, mechanical durability, and dimensional stability across demanding industrial operating environments. The material is designed to withstand thermal variation and continuous electrical loading conditions.
With a rated voltage of 1000V, input current rating of 57A, and output current rating of 32A, this distribution block supports dependable electrical power distribution across industrial and commercial applications. These ratings are specified for copper conductor installations.
CMDB12YG supports conductor sizes from 1.5–10 sq.mm on the input side and 0.2–4 sq.mm on the output side, making it flexible for different electrical distribution requirements.
Its compact dimensions and organized output arrangement help optimize enclosure utilization while maintaining service accessibility and clean wiring architecture. The yellow-green color variant further supports quick circuit identification and electrical panel organization.
CMDB12YG is widely used in industrial control panels, automation systems, electrical distribution boards, switchgear assemblies, machine control systems, OEM equipment, PLC cabinets, instrumentation systems, and industrial electrical installations where structured distribution and efficient conductor management are essential.
| Specification | Details |
|---|---|
| Product Code | CMDB12YG |
| Product Type | Modular Distribution Terminal Block |
| Terminal Capacity | 10 sq.mm |
| Rated Voltage | 1000 V |
| Rated Current – Input | 57 A |
| Rated Current – Output | 32 A |
| Connection Technology | Screw Clamp |
| Input Connections | 4 × 10 sq.mm |
| Output Connections | 20 × 4 sq.mm |
| Housing Material | Polyamide |
| Housing Color | Yellow Green |
| Wire Entry Orientation | Side Entry |
| Mounting Type | DIN 32 / DIN 35 / DIN 35-15 Rail |
| Tightening Torque – Input | 1.2 Nm |
| Tightening Torque – Output | 0.5 Nm |
| Screw Size | M4 (Input), M3 (Output) |
| Rated Surge Voltage | 8 kV |
| Pollution Degree | 3 |
| Width | 42.5 mm |
| Length | 80.9 mm |
Technical values compiled from published specifications.
CMDB12YG is suitable for:
Supports structured current branching and cleaner panel layouts.
Integrated modular design reduces wiring effort.
Improves accessibility for servicing and modifications.
Provides stable electrical continuity under industrial conditions.
Compact design supports efficient enclosure utilization.
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