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VMAXAA Datasheet(PDF) 1 Page - Tyco Electronics |
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VMAXAA Datasheet(HTML) 1 Page - Tyco Electronics |
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1 / 1 page 1304 Dimensions are shown for reference purposes only. Dimensions are in inches over (millimeters) unless otherwise specified. Specifications and availability subject to change. AGASTAT Catalog 1308242 Issued 3-03 www.tycoelectronics.com Technical support: Refer to inside back cover. 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 Function Single phase undervoltage relay. 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. Outline Dimensions 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. Environmental Data Temperature Range: Storage: -30 °C to +60°C. Operating: -10 °C to +55°C. 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. Authorized distributors are likely to stock the following: None at present. Initial Dielectric Strength Between Terminals and Case: 1,480V. Between Relay Contacts and Active Circuitry: 1,480V. 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. Ordering Information Part Number Nominal Voltage Pick-Up (V) Drop-Out Range (V) VMAXEA 24VAC 21 15 to 20 VMAXAA 120VAC 104 78 to 99 VMAXBA 240VAC 209 156 to 199 VMAXOA 24VDC 21 15 to 20 VMAXEA 48VDC 42 31 to 40 VMAXEA 125VDC 109 81 to 103 Wiring Diagram (Bottom View) |
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