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Product Name: Module Mounting Unit
Brand Name: ABB
Model Number: IEMMU21
Place of Origin: SWEDEN
Warranty: 12 Months
Whatsapp：+86 18020776782
Email：[email protected]
Sales |
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Jim Pei |
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Minimum Order Quantity |
1 Piece |
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Price |
Contact for Jim |
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Packaging Details |
Original new Factory Sealed |
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Delivery Time |
3–7 Days |
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Payment Terms |
T/T |
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Shipping Method |
DHL / FedEx / UPS / TNT |
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Supply Ability |
In stock |
| Product Name | ABB IEMMU21 Module Mounting Unit |
| Manufacturer | ABB |
| Product Type | Module Mounting Unit |
| Part Number | IEMMU21 |
| Weight | 3.88kg |
| Estimated shipping dimensions | 48.3x17.7x32.8cm |
| Place of shipment | Xiamen, China |
| Country of origin | SWEDEN |
| Capacity | 12 modules |
| Mounting Standard | 483-mm (19-in.) cabinet |
| Storage and transporttemperature | –40° to 85°C (–40° to 185°F) |
| Storage and transportrelative humidity | 0% to 95%, noncondensing |
| Air quality | Noncorrosive |
| Primary power | 120/240 VAC, 24/48 VDC |
| Regulated DC voltages | +5 VDC, +15 VDC, –15 VDC |
| Vibration | 13.2 to 100 Hz, 0.7 Gs 2 to 13.2 Hz, 12 mm |
The ABB IEMMU21 Module Mounting Unit is an industrial rack-mounted chassis designed to house and organize multiple electronic control modules within automation and process control systems. It provides a standardized 19-inch (483 mm) cabinet platform that enables secure mechanical mounting, centralized power distribution, and structured system integration for modular control architectures.
This mounting unit is widely used in industrial automation environments where multiple control, I/O, or communication modules must be installed in a compact and organized configuration. It ensures stable mechanical support and reliable electrical connectivity while simplifying system expansion and maintenance.
Module Housing and Organization
Provides a structured chassis for installing and organizing up to 12 industrial control modules.
Centralized Power Distribution
Distributes regulated internal voltages (+5 VDC, +15 VDC, -15 VDC) to installed modules.
System Integration Platform
Acts as a unified mounting base for ABB automation and process control components.
Electrical Connectivity Support
Enables secure and stable electrical interconnection between mounted modules and system backplane.
Mechanical Protection
Protects installed modules from vibration, shock, and environmental stress within industrial cabinets.
Scalable System Expansion
Allows easy addition or replacement of modules without redesigning the overall system structure.
Industrial Cabinet Standardization
Ensures compliance with 19-inch rack mounting standards for consistent system design.
Compared to other module mounting units in the same category, the ABB IEMMU21 offers superior scalability, integrated multi-voltage power distribution, and enhanced environmental durability. Its ability to support up to 12 modules in a standardized 19-inch rack makes it a highly efficient and reliable foundation for industrial automation and process control systems.
The ABB IEMMU21 Module Mounting Unit provides a stable and efficient platform for housing and powering industrial control modules. Its integrated regulated power supply system ensures consistent voltage delivery across multiple installed modules, improving overall system stability and reducing the need for external power distribution components. With support for both AC and DC primary power inputs, it offers flexible deployment in diverse industrial environments. The unit’s robust mechanical structure and high vibration resistance contribute to long-term operational reliability, while its scalable design supports efficient system expansion and maintenance, making it a dependable backbone for modular automation architectures.
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