Product Overview
The Siemens 6ES5741-0AB21 provides a secure mounting frame for S5 series PLC modules within control cabinets. This holder organizes and positions multiple cards in a structured mechanical arrangement. Electrical panels benefit from its standardized dimensions and reliable locking mechanisms.
Technical Specifications
This module holder accommodates up to 8 S5 modules in a horizontal orientation. The Siemens 6ES5741-0AB21 features integral guide rails for smooth card insertion and extraction. Its steel construction withstands vibration and mechanical shock during operation. The unit’s design includes grounding connections for electromagnetic compatibility.
| Parameter | Specification |
|---|---|
| Product Type | Module Holder / Mounting Frame |
| Series Compatibility | Siemens SIMATIC S5 |
| Dimensions (W x H x D) | 482.6 mm x 177 mm x 165 mm |
| Weight | Approximately 2.1 kg (unpopulated) |
| Number of Slots | 8 horizontal module slots |
| Slot Pitch | 25 mm per slot |
| Material | Steel with corrosion-resistant coating |
| Mounting Method | Rack-mount or panel-mount brackets |
| Module Retention | Spring-loaded locking clips |
| Grounding Provision | Integrated ground bus bar |
| Cable Management | Top and bottom cable routing channels |
| Energy Storage | None (passive mechanical assembly) |
| Protection Class | IP20 (with modules installed) |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -40°C to +85°C |
Mechanical Construction
This holder features precision-machined guide slots for accurate module alignment. The Siemens 6ES5741-0AB21 includes front-located ejector levers for convenient card removal. Its robust frame prevents deflection or warping under normal operating conditions. The integrated cable ducts organize wiring neatly above and below the module row.
Mounting and Installation
Engineers mount this holder into standard 19-inch racks using the supplied brackets. The Siemens 6ES5741-0AB21 also supports direct attachment to cabinet backplates with screws. Its design accommodates both horizontal and vertical installation orientations. The unit provides adequate clearance for module ventilation and heat dissipation.
Integration with S5 Systems
This holder supports all standard S5 modules including CPUs and I/O cards. The Siemens 6ES5741-0AB21 does not include a backplane but works with separate bus assemblies. Users arrange modules according to their system configuration requirements. The mechanical structure provides stable support for heavy modules like power supplies.
Application Scenarios
Control panel builders use this holder for organizing S5 components systematically. System integrators employ it when upgrading older control cabinets. The Siemens 6ES5741-0AB21 also serves as a spare part for existing S5 installations.
Details
| Weight | 2.1 kg |
|---|---|
| Dimensions | 482.6 × 177 × 165 mm |
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