Overview
The 57C493 is a DC Power Supply Module designed for Reliance Electric AutoMax and related PLC/DCS platforms. It provides stable, regulated DC power to the backplane and all installed modules, ensuring reliable operation of CPUs, I/O, and communication cards in industrial automation systems. Its robust design minimizes downtime caused by voltage fluctuations and electrical disturbances.
Technical Data and Specifications
| Parameter | Specification |
|---|---|
| Part Number | 57C493 |
| Product Type | DC Power Supply Module |
Typical Applications
The 57C493 is widely used in high-reliability industrial automation environments, including:
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Materials handling – powering PLCs and HMIs for conveyors, sorters, and robotics
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Continuous process industries – chemical, food & beverage, or paper production lines
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Motor control centers – stabilizing DC power for variable-speed drives and feedback systems
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High-speed packaging and assembly lines – ensuring consistent control power to prevent downtime
By providing clean, regulated DC power, the 57C493 supports stable control logic execution and protects sensitive automation equipment from electrical noise and transients.
Frequently Asked Questions (FAQ)
Q1: Is the 57C493 compatible with modern control platforms?
A: It is primarily designed for legacy Reliance Electric systems (AutoMax). It can be used in hybrid setups to power existing Reliance modules alongside modern controllers.
Q2: What is the expected lifespan of a refurbished 57C493?
A: Professionally refurbished units with renewed critical components (capacitors, protection circuits) can achieve a lifespan comparable to or exceeding original specifications. All units are load- and thermal-tested before shipment.
Q3: How does this power supply enhance system reliability?
A: By converting AC input to stable DC output and providing built-in over-voltage and short-circuit protection, the 57C493 shields control modules from electrical disturbances, reducing downtime.
Q4: Are there any special installation considerations?
A: Yes. Follow manufacturer guidelines for grounding, heat dissipation, and ventilation. Adequate airflow is critical, as thermal stress can degrade performance over time.
| Quick Quotes | Receive price & availability FAST from our dedicated customer service team. |
|---|---|
| Delivery | Expedited, Freight, And International Shipping Available. |
| Condition | 100% New with Original Package |
| Payment | We accept American Express, Discover, MasterCard, PayPal, and Visa. Our site is secured by RapidSSL. |
| Shipping Port | ShangHai, Xiamen |
| Warranty | 12 Months |
| Q: Is Our Pricing Competitive? |
| A: Yes, we collaborate with over 50 countries worldwide. As a top supplier in China, we offer significant discounts based on market trends. |
| Q: What Is the Warranty Period? |
| A: All our new and original products come with a standard one-year warranty. |
| Q: What Payment Methods Do We Accept? |
| A: We require 100% T/T (Telegraphic Transfer) payment before shipping. For items with a lead time, a 30% deposit is needed upfront, and the remaining 70% is due before shipping. If you have a representative in China, you can arrange an RMB transfer through them. |
| Q: What Shipping Methods Do We Use? |
| A: We primarily use FedEx, DHL, UPS, and BRE for shipping. If you have an account with any of these carriers, you can handle shipping directly. We also offer free shipping to China-based freight forwarders. |
| Q: What Is Our Delivery Time? |
| A: Delivery usually takes 1-3 days after receiving the initial payment. For items with a lead time, shipping will occur according to the specified schedule. |
| Q: How Do We Package the Goods? |
| A: We ensure safe packaging with multiple layers of protection. Products are first placed in their original boxes and sealed with labels. A layer of bubble wrap is then added for collision protection during transit. Finally, the items are packed securely in durable boxes. |
| Q: How Can Customers Contact Us and Request a Quote? |
| A: You can reach out to us via email, WhatsApp, WeChat, Skype, or your preferred communication platform. Contact us with your needs, and we'll provide a prompt, customized quote. |
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