Model 274 3-Phase Current Monitor

Q: What are the environmental and contact rating specifications for the Model 274?

The Model 274 operates reliably in temperatures from -20¬∞ to +131¬∞ F. Its contact rating is SPDT 10A at 240VAC resistive, with an ABS plastic enclosure.

274-5-120VAC-M

The Model 274 3-Phase Current Monitor provides essential protection for industrial applications. Designed for 120VAC systems, it accurately monitors three simultaneous currents within a 1 to 5 amp range. Its broad 50 to 400Hz frequency range accommodates diverse operational environments, ensuring compatibility with various machinery. Users can configure the trip delay from 0.2 to 20 seconds, allowing precise response tailoring to specific equipment needs and operational parameters. The unit offers both automatic and manual reset options, providing operational flexibility to suit different control strategies. Featuring a robust SPDT 10A at 240VAC resistive contact rating, it ensures reliable switching and control integration. Constructed with durable ABS plastic, the monitor maintains consistent performance across an operating temperature range of -20¬∞ to +131¬∞ F. This device contributes to system longevity by detecting current anomalies, thereby mitigating potential equipment damage and reducing costly downtime in critical industrial processes.

Reset3-Ph I Mon

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274-5-120vac-m

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Specifications

Input Voltage	120VAC
Input Voltage Range	100-130V
Current Range	1 to 5 amps
Power Consumption	3W
Frequency Range	50 to 400Hz
Dead Band	4%
Trip Delay	0.2 to 20 seconds
Reset	Automatic or Manual
Contact Rating	SPDT 10A at 240VAC resistive
Expected Relay Life (Mechanical)	10 million operations
Expected Relay Life (Electrical)	100,000 ops at rated load
Operating Temperature	-20° to +131° F
Enclosure Material	ABS plastic
Monitored Currents	3 Simultaneous Currents
Config: Volts	24VAC, 120VAC, 240VAC
Config: Reset	Auto, Manual

FAQs

What are the primary electrical specifications for the Model 274-5-120 current monitor?

The Model 274-5-120 operates with a 120VAC input voltage, within a 100-130V range. It monitors currents from 1 to 5 amps across a 50 to 400Hz frequency range.

How can the trip response and reset behavior be configured on this device?

The trip delay is adjustable from 0.2 to 20 seconds. Users can select either automatic or manual reset functionality based on application requirements.

What are the environmental and contact rating specifications for the Model 274?

The Model 274 operates reliably in temperatures from -20° to +131° F. Its contact rating is SPDT 10A at 240VAC resistive, with an ABS plastic enclosure.