ABB RELION RET670 Product Manual

Function Range or value Accuracy Operate level for 3I0·cosj directional residual overcurrent (0.25-200.00)% of lBase At low setting: (2.5-10) mA (10-50) mA ± 1.0% of Ir at I £ Ir ± 1.0% of I at I > Ir ±1.0 mA ±0.5 mA Operate level for 3I0·3U0 · cosj directional residual power (0.25-200.00)% of SBase At low setting: (0.25-5.00)% of SBase ± 1.0% of Sr at S £ Sr ± 1.0% of S at S > Sr ± 10% of set value Operate level for 3I0 and j residual overcurrent (0.25-200.00)% of lBase At low setting: (2.5-10) mA (1 ...

Function Range or value Accuracy RI type inverse characteristic 1 0.236 0.339 = × - t k I EQUATION1137-SMALL V1 EN I = Imeasured/Iset k = (0.05-999) in steps of 0.01 IEC 60255-3, class 5 + 40 ms RD type logarithmic inverse characteristic 5.8 1.35 = - × æ ö ç ÷ è ø t I In k EQUATION1138-SMALL V1 EN I = Imeasured/Iset k = (0.05-999) in steps of 0.01 IEC 60255-3, class 5 + 40 ms Transformer protection RET670 1MRK 504 091-BEN B Pre-configured Product version: 1.1 Issued: June 2010 86 ABB ...

Function Range or value Accuracy Operating characteristic: ( 1) = × - æ ö ç ÷ ç ÷ è ø P A t k I EQUATION1251-SMALL V1 EN I = Imeasured/Iset k = (0.05-999) in steps of 0.01 - Time delay to reset, IEC inverse time (0.000-60.000) s ± 0.5% of set time ± 10 ms IEC Normal Inverse A=0.14, P=0.02 IEC 60255-3, class 5 + 40 ms IEC Very inverse A=13.5, P=1.0 IEC Inverse A=0.14, P=0.02 IEC Extremely inverse A=80.0, P=2.0 IEC Short time inverse A=0.05, P=0.04 IEC Long time inverse A=120, P=1.0 Programmable characteristic Operate characteristic: ( ) = + ...

SE-721 59 Västerås, Sweden Phone +46 (0) 21 32 50 00 Fax +46 (0) 21 14 69 18 www.abb.com/substationautomation 1MRK 504 091-BEN B © Copyright 2010 ABB. All rights reserved. ...

BUS A BUS B QA1-OPEN QA1-CL BBP-TRIP ST BFP 3PH BUCH TRIP SUDDEN P MAN SC OK FAULT SIGNALLING TO MAIN 2 RELAY TO BUS PROT MCB OR FUSE MCB-OK - + IRF WT WARN HV BUSBAR TRIP TRIP Reinf CLOSE Reinf TRM1:1-3 TRM2:7-9 TRM1:7 TRM1:8 C C T C T C -QA1 SPR UNCH TRM2:1-3 TO BUS PROT TO MAIN 2 RELAY MCB OK TRM1:11 OT TRIP WT TRIP OT WARN OIL LOW GAS ALARM TC RAISE TC LOWER TC IN LOC. TC IN MAN TC IN AUTO MV BUSBAR TRIP C C T C T C -QA1 TRM2:4-6 CLOSE QA1 TRIP QA1 TRIP Reinf CLOSE Reinf CLOSE QA1 ...

High impedance resistor unit 1-ph with resistor 1.8 kOhms and voltage dependent resistor for 20-100V operating voltage Quantity: 1 2 3 RK795101-MA High impedance resistor unit 3-ph with resistor 1.8 kOhms and voltage dependent resistor for 20-100V operating voltage Quantity: RK795101-MB High impedance resistor unit 1-ph with resistor 6.8 kOhms and voltage dependent resistor for 100-400V operating voltage Quantity: 1 2 3 RK795101-CB High impedance resistor unit 3-ph with resistor 6.8 kOhms and voltage dependent resistor for 100-4 ...

Electromechanical relay outputs Function of quantity Trip and signal relays Max system voltage 250V AC/DC Number of outputs 6 Test voltage across open contact, 1 min 1000V rms Current carrying capacity: Continuous 8A 1.0s 10A Making capacity at capacitive load with the maximum capacitance of 0.2 μF: 0.2s 30A 1.0s 10A Breaking capacity for DC with L/R ≤ 40ms 48V / 1A 110V / 0.4A 125V / 0,35A 220V / 0,2A 250V / 0.15A Table 14. BOM - Binary output module contact data (reference standard: IEC 61810-2) Function or quant ...

Figure 15. GPS time synchronization module (GSM) IEC08000481 BG V1 EN Figure 16. Binary output module (BOM). Output contacts named XA corresponds to rear position X31, X41, and so on, and output contacts named XB to rear position X32, X42, and so on. Transformer protection RET670 1MRK 504 091-BEN B Pre-configured Product version: 1.1 Issued: June 2010 36 ABB ...