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| Catalog 1308242 Issued 3-03 AGASTAT VMA series Single Phase, Plug-in Undervoltage Relay * Automatic reset minimizes equipment downtime. * Fixed pickup point prevents low voltage start-up. * Adjustable dropout point protects against undervoltage operation. * Locking potentiometer maintains selected set point. * Delayed dropout prevents nuisance tripping. * Plug-in mounting for easier installation. * Built-in protection against polarity reversal. * LED indicates normal voltage condition. File E60363 Users should thoroughly review the technical data before selecting a product part number. It is recommended that user also seek out the pertinent approvals files of the agencies/laboratories and review them to ensure the product meets the requirements for a given application. Function Single phase undervoltage relay. Input Data Voltage: See ordering information. Power Requirement: 4W, max. Transient Protection: 24VAC ................. 1.5 joules 24VDC ................. 1.5 joules 48VDC ................. 10 joules 120VAC ............... 10 joules 125VDC ............... 10 joules 240VDC ............... 20 joules Reverse Polarity Protection: On DC models. Duty Cycle: Continuous. Sensing Specifications Voltage Set-Point Adjustment: Locking potentiometer with calibrated dial. Response Time: Standard 0.5 sec. delay on dropout. Accuracy: Repeat Accuracy: 0.5% under fixed conditions. Overall Accuracy: 1%. Temperature Coefficient: 0.02%/C (Max.). Output Data Arrangement: 2 Form C (DPDT). Rating: 7A @ 250VAC; 1/6 HP @ 250VAC; 300VA @ 120/240VAC; 3A @ 30VDC. Expected Mechcanical Life: 10,000,000 operations. Expected Electrical Life: 100,000 operations at rated resistive load. Environmental Data Temperature Range: Storage: -30C to +60C. Operating: -10C to +55C. Mechanical Data Mounting: Octal plug. Fits 27E122 or 27E891 (snap-on) screw terminal socket. Order socket separately. Enclosure: Nylon cover protects against particles. Status Indication: LED indicates normal voltage condition. Weight: 6 oz. (168g) approximately. Initial Dielectric Strength Between Terminals and Case: 1,480V. Between Relay Contacts and Active Circuitry: 1,480V. Outline Dimensions Ordering Information Part Number VMAXEA VMAXAA VMAXBA VMAXOA VMAXEA VMAXEA Nominal Voltage 24VAC 120VAC 240VAC 24VDC 48VDC 125VDC Pick-Up (V) 21 104 209 21 42 109 Drop-Out Range (V) 15 to 20 78 to 99 156 to 199 15 to 20 31 to 40 81 to 103 Wiring Diagram (Bottom View) Authorized distributors are likely to stock the following: None at present. Dimensions are shown for 1304 reference purposes only. Dimensions are in inches over (millimeters) unless otherwise specified. Specifications and availability subject to change. www.tycoelectronics.com Technical support: Refer to inside back cover. |
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