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Title
AVR for TRANSFORMERS
Posted By
Kalyani Steels Ltd
City
Koppal
Contact No.
9538765951
Description
TRANSFORMER TAP CHANGER AVR TYPE EE301-T;AUXILIARY SUPPLY : 110V / 230V AC + 15% 50HZ, 15VA;PT SUPPLY (REQULATED VOLTAGE) : 110V DETAILS OF AVR--- "Transformer Tap Changer AVR Type EE301-T;Auxiliary Supply : 110V / 230V AC + 15% 50Hz, 15VA;PT Supply (Requlated Voltage) : 110V + 10%, 50Hz, 1.5 VA.;Sensitivity (Dead Band)and Nominal value Range: 1. Nominal value adjustable (NVA) between +10% of 110V and readable on DPM. 2. ‘L’ setting adjustable between 0.5V to 5V abovethe NVA and readable on DPM. 3. ‘R’ Setting adjustable between 0.5V to 5Vbelow the NVA and readable on DPM. 4. Actual PT voltage also readable on DPM;Time Delay Setting : Fixed (Voltage independent) Time Delay continuously adjustable from 10 to 120 seconds.; 5 Under voltage Blocking : Internal blocking at 80% of NVA. Restoration at 85% of NVA;Control Relays : One pair of normally open potential free contacts of rating 5A at 250V AC or 24V DC resistive load foreach Lower, Raise and Under voltage control relays. 6 Control Operation : Single Pulse operation with 2 seconds (approx.)on time 7 Operating Temperature : 0° - 45° C.; 8 Overall Size : 378 x 146 x 260 mm (HxWxD); 9 Mounting Details : Panel cutout - 330 x 135 mm,with mounting holes (1/4"" Æ x 4 Nos.)@ (360 x 100) + 2mm;Weight : 5kg Approx."
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