WCT3-125DC-5H TE Connectivity

Protective Relays 1 4 /2 4.0 4.0 7 4 8 / 11 /64 DIA. 4 MTG. HOLES Protective Relays WC3 & WCT3 Series, Overcurrent Product Specifications Product Facts Line Current Three Phase, TERMINAL STRIPS n Function 50/51 AC current, 50-400 Hz Direct or from CT 6 - 32 SCREWS n ANSI/IEEE C37.90-1978 Control Voltage See Ordering Information n UL File No. E58048 R Trip Point Screwdriver adjustable. n CSA File No. LR61158 Adjustment range in accordance with R ordering information. Pick-Up to Drop-Out Differential Approximately 0.1 amp 3.0 Overcurrent Allowance Maximum of 500% for 0.25 seconds Current sensitive relays Surge Withstand Capability are available for single and In compliance with the requirements of three phase applications. ANSI/IEEE Voltage controlled overcur- Operating Temperature rent relays protect genera- -40C to +70C tors against fault currents Temperature Drift 0.05%/C below the full rated value, Burden when the fault produces a Current input 1.2 VA, See previous page for voltage drop as in the case WC Can Dimensions Control voltage 2.5 VA of short circuits or grounds. Contact Ratings Phase balance relays are One set, N.O., One set N.C. available to sense and 5 amp resistive at 120 VAC or 28VDC control unbalanced current flow in three phase systems. 11 Notes: Note: Dimensions in inches. Multiply values by 25.4 for dimensions in mm. Current differential relays 1. Remove black screws for access operate when the differen- to the current pick-up and the time tial between two currents delay adjustment. Time Delay 2. Clockwise rotation of the pick-up exceeds preset values. Standard Time Delay adjustment will raise the current Over/under current (WC3 Series) A fixed inverse time trip point. phase-band relays are delay is incorporated in all overcurrent 3. Clockwise rotation of the time also available. relays and is represented by the typical delay adjustment, (Type WCT3 curves shown. only) will increase the time delay. Adjustable Time Delay (WCT3 Series) The time delay is field adjustable. The standard time delay can be increased by any value between 0.5 and 20 seconds. Ordering Information Typical Curves (WC3 Series) 8 Sample Part Number WCT3 -48DC -5 A Type: 6 WC3 = Per Time Curves WCT3 = Adjustable Time Delay 4 Control Voltage ( 15%) 26 DC 48 DC 2 125 DC 120 AC 230 AC 0 380 AC 00.1 0.2 0.3 0.4 460 AC Pick-Up Time Delay Trip Adjustment Range 1 = .2 amp - 1 amp 5 = 1 amp to 5 amp 10 = 2 amp to 10 amp Other Options See previous page for 1-phase A = Two normally open contacts models and consult factory for B = Two normally closed contacts additional models. 1125 Catalog 5-1773450-5 Dimensions are shown for Dimensions are in millimeters USA: +1 800 522 6752 For additional support numbers Revised 3-13 reference purposes only. unless otherwise specified. Asia Pacific: +86 0 400 820 6015 please visit www.te.com Specifications subject UK: +44 800 267 666 www.te.com to change. 7 3 /8 21 4 32 / Current (amps)X-ON Electronics Largest Supplier of Electrical and Electronic Components Click to view similar products for General Purpose Relays category: Click to view products by TE Connectivity manufacturer: Other Similar products are found below : APF30318 JVN1AF-4.5V-F PCN-105D3MHZ 5JO-10000S-SIL 5JO-1000CD-SIL 5JO-400CD-SIL LY2S-AC220/240 LYQ20DC12 6031007G 6131406HQ 6-1393099-3 6-1393099-8 6-1393122-4 6-1393123-2 6-1393767-1 6-1393843-7 6-1415012-1 6-1419102-2 6- 1423698-4 6-1608051-6 6-1608067-0 6-1616170-6 6-1616248-2 6-1616282-3 6-1616348-2 6-1616350-1 6-1616350-8 6-1616358-7 6- 1616359-9 6-1616360-9 6-1616931-6 6-1617039-1 6-1617052-1 6-1617090-2 6-1617090-5 6-1617347-5 6-1617353-3 6-1617801-8 6- 1617802-2 6-1618107-9 6-1618248-4 M83536/1-027M CX-4014 MAHC-5494 MAVCD-5419-6 703XCX-120A 7-1393100-5 7-1393111-7 7-1393144-5 7-1393767-8