Troubleshooting

Problem	Possible Cause	Corrective Action
Controls erratic or	• Inlet temperature to cooling	• Reduce the load or add additional cooling equipment.
inoperative	unit is higher than rated
	maximum temperature
Fans fail to start	• Cooling unit shutdown due to	• Temporarily remove the input contact cable, if it is
	an external command	connected.
	• Single fan fails to start	• Verify that the fan circuit breaker is ON.

Cooling unit cannot	• Improper placement of remote • Verify that the remote temperature sensor is properly
obtain setpoint	temperature sensor	located in the cold aisle.
	• Dirty filter	• Clean the filter.
	• Dirty coil	• Clean the coil.
	• Valve/actuator malfunction	• Fully open the valve.
	• Application error	• Contact Schneider Electric Technical Support.
	• Entering water temperature is	• Verify that the temperature of the Cooling Unit water supply
	too high	is within the specified range.
	• Heat load is too far away	• Place the cooling unit closer to the heat load.

Water carryover	• Improper fan speed selected	• RACS and HACS modes only: Select the next-highest fan
		speed setting. For example, change the fan speed setting
		from Low to Med/Low.

•Inlet water temperature is too low

•Room humidity is too high/low

•Verify that the temperature of the inlet water is within the specified range.

•Improve room sealing.

Temperature control	• Improper placement of remote • Verify that the remote temperature sensor is properly
not tight enough	temperature sensor	located in the cold aisle.

Water on outside of	• Condensate drain hose is not	• Verify that the condensate drain hose is properly connected
cooling unit	connected or not properly	to the pump and properly routed outside of the cooling unit.
	routed outside the cooling unit • Verify that the condensate drain line does not exceed 5.4 m
		(18 ft) lift and 18.3 m (60.0 ft) horizontal run.
	• Leak in drain system	• Locate and repair the leak.
	• Cooling unit not leveled	• Adjust the leveling feet of the cooling unit.
	properly
	• Damaged piping insulation	• Identify damaged area and repair the insulation.

Fluid valve not	• Actuator not connected	• Verify that the actuator is connected properly.
responsive	properly
	• Actuator and shaft not rotating • Tighten the linkage screw on the actuator shaft.
	together
	• Rotary switch on the bottom of • Confirm that the rotary switch is pointing toward the front of
	the actuator is set incorrectly	the cooling unit.
Display interface not	• Display interface not	• Verify that the display interface cable is connected properly.
operational, but	connected properly
cooling unit operates
Incorrect air pressure	• False filter clogs	• Verify that the ends of the clear plastic air tubes are not
		obstructed.
		• Verify that the clear plastic air tubes are connected to the
		controller.
		• Verify that the clear plastic air tubes are not pinched.

ACRC501, ACRC502, ACRC500 specifications

Schneider Electric, a global leader in energy management and automation, has introduced its sophisticated line of edge computing solutions, namely the ACRC500, ACRC501, and ACRC502. These models are designed specifically to meet the increasing demand for efficient and reliable edge computing environments across various industries.

The ACRC500 serves as a compact and versatile solution that caters to small to medium-sized applications. It is engineered to optimize performance by utilizing advanced thermal management technologies. With a scalable architecture, the ACRC500 can easily be adapted for diverse workloads, making it ideal for facilities requiring quick deployment and efficient operation.

Meanwhile, the ACRC501 provides enhanced performance capabilities with increased processing power and memory. This model incorporates state-of-the-art technologies such as edge analytics and artificial intelligence, allowing businesses to make data-driven decisions in real time. Its robust design ensures it can withstand harsh environmental conditions, making it suitable for industrial settings. The ACRC501 also features advanced security protocols, ensuring sensitive data is safeguarded against potential cyber threats.

The ACRC502 stands out with its focus on high-density applications, offering improved data handling and processing efficiency. This model supports a wide range of connectivity options including Wi-Fi, Ethernet, and cellular networks, ensuring seamless integration into existing infrastructure. Its modular design allows for easy upgrades and scalability, making it a future-proof investment for enterprises looking to expand their edge computing capabilities.

All three models—ACRC500, ACRC501, and ACRC502—are built on Schneider Electric's EcoStruxure platform. This innovation enables real-time monitoring and analytics, facilitating proactive maintenance and reducing downtime. Furthermore, they support IoT applications, making them ideal for smart factory implementations, healthcare analytics, and energy management systems.

In addition to their high-performance features, these edge computing solutions are designed with sustainability in mind. Schneider Electric emphasizes energy efficiency and reduced carbon footprints in their development processes, aligning with global sustainability goals. The result is a suite of products that not only enhance operational efficiency but also contribute to a more sustainable future for businesses.

In conclusion, the ACRC500, ACRC501, and ACRC502 represent Schneider Electric's commitment to innovation in edge computing. With their array of features and technologies, these models are poised to meet the evolving needs of industries across the globe, driving the future of operational efficiency and sustainability.

Schneider Electric ACRC500, ACRC502 Troubleshooting, Problem Possible Cause Corrective Action

Models: ACRC501 ACRC502 ACRC500

Troubleshooting

Problem

Possible Cause

Corrective Action

ACRC501, ACRC502, ACRC500 specifications