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Product Introduction
The Honeywell 621-9933C Power Supply Module is a robust and reliable power supply unit designed to provide stable power to I/O modules within Honeywell’s industrial control systems. Engineered for demanding industrial environments, this module ensures consistent performance and longevity, making it an essential component in various automation and control applications.
Product Specifications
| Parameter | Specification |
| Model Number | 621-9933C |
| Manufacturer | Honeywell Electric Corporation |
| Product Type | I/O Power Supply Module |
| Dimensions (W x D x H) | 229 x 305 x 102 mm |
| Weight | 2.45 kg |
| Input Voltage | 115/230 VAC |
| Input Frequency | 47–63 Hz |
| Output Voltage | +5 VDC, +15 VDC |
| Output Current | +5 VDC at 15A max, +15 VDC at 2A max |
| Power Rating | 2–15 AMP |
| Approvals | CE, TUV, UL508, CSA |
| Country of Origin | USA |
| Warranty | 12 months |
Product Applications
The 621-9933C Power Supply Module is utilized across various industrial sectors to provide reliable power to I/O modules. Typical applications include:
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Industrial Automation: Supplying power to control systems in manufacturing and processing plants.
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SCADA Systems: Providing stable power for supervisory control and data acquisition systems.
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Process Control: Ensuring consistent power delivery in chemical, oil & gas, and pharmaceutical industries.
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Machine Control Systems: Powering I/O modules in automated machinery and equipment.
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Building Automation: Supporting power needs in HVAC and lighting control systems.
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Energy Sector: Facilitating power supply in power generation and distribution systems.
Product Advantages
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Stable Power Output: Delivers consistent voltage and current to I/O modules, ensuring reliable system performance.
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Dual Voltage Support: Accommodates both 115V and 230V AC inputs, offering flexibility in various installations.
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High Current Capacity: Provides up to 15A on the +5 VDC output, suitable for high-demand applications.
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Safety Certifications: Complies with international safety standards, including CE, TUV, UL508, and CSA.
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Compact Design: Optimized dimensions allow for efficient use of space within control panels.
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Ease of Maintenance: Designed for straightforward installation and replacement, minimizing downtime.
Frequently Asked Questions (FAQs)
1. What is the primary function of the 621-9933C Power Supply Module?
It supplies stable DC power to I/O modules within Honeywell’s industrial control systems.
2. Which systems are compatible with the 621-9933C Module?
It is compatible with Honeywell’s IPC 620 series and other industrial control systems requiring similar power specifications.
3. What are the dimensions and weight of the 621-9933C Module?
The module measures 229 x 305 x 102 mmand weighs 2.4 kg.
4. What input voltages does the module support?
It supports both 115 VAC and 230 VAC inputs, operating at frequencies between 47 and 63 Hz.
5. What are the output specifications of the module?
It provides +5 VDC at up to 15A and +15 VDC at up to 2A.
6. Is the module certified for safety standards?
Yes, it holds certifications from CE, TUV, UL508, and CSA.
7. Can the module be used in high-demand applications?
Yes, its high current capacity makes it suitable for applications with significant power requirements.
8. What is the warranty period for the 621-9933C Module?
We provide one year warranty.
9. Is the module suitable for international installations?
Yes, its dual voltage support and international certifications make it adaptable to various global standards.
10. Where is the 621-9933C Module manufactured?
It is manufactured in the USA by Honeywell Electric Corporation.
Related Models (Same Series or Function Family)
| Model Number | Description |
| 621-9932 | I/O Rack Power Supply Module, provides standard power for control modules. |
| 621-9933 | Similar to 621-9933C, standard version with identical output specs. |
| 621-9934 | Enhanced Power Supply Module with extended output capacity for larger racks. |
| 621-9934C | Advanced version with improved thermal management and higher output efficiency. |
| 621-9932-001 | Variant of 621-9932 with additional certification and noise suppression. |
| 620-0036 | AC Power Supply Module for Honeywell I/O chassis with 12V DC regulated output. |
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