Get ABB Electrical Installtion Handbook PDF

By Malestorm

ISBN-10:

ISBN-13: 1301301301001

ISBN-10: 6086511993

ISBN-13: 9786086511999

ISBN-10: 6100812002

ISBN-13: 9786100812002

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8 x In, I3 max = 9,5 x In (1) For PR223DS the L protection function can be set to I1 = 0,18… 1 x In ABB SACE - Protection and control devices 1SDC210001F0004 10-2 10-2 T4 10-3 10-1 1 10 T6 T5 T5 T6 400 630 630 800 1000 1 x In 10 I [kA] Note: The dotted curve of function L corresponds to the maximum delay (t1) which can be set at 6xl1, in the case where 320 A CTs are used for T4 and 630 A for T5. For all the CT sizes t1=18s, except with 320 A CT (T4) and 630 A (T5) where t1=12s. 00 In prevention at 8 In 1SDC210003F0004 10-2 10-3 10-1 1 10 102 x In Note: For PR223DS and PR223EF the electronic settings only are available.

Only the electronic settings are available. 9-1 In disabled at 8 In t=k 10-1 10-1 T7 S,H,L t=k T7 V 10-2 10-2 10-3 10-3 10-1 10 1 10 x In 102 I [kA] 10-1 1 10 10 2 I [kA] For T7 In = 1250 A, 1600 A ⇒ I3 max = 12 x In. 13 0,5 0,4 103 102 0,7 0,95 0,6 0,8 1 0,9 1,5 t [s] t [s] 2 D C 102 10 B 4 A 6 8 D C 101 1 10 12 B A 1 10-1 10-2 10-3 10-1 10 1 10 2 I [kA] 10-2 10-1 1 1,05 101 Note: for PR211/P-I releases, consider the curves relevant to function I only. 2 Trip curves 3 General characteristics 3 General characteristics Trip curve electronic releases Trip curve electronic releases S7 PR212/MP 103 13 I Function Emax PR121/P PR331/P 104 L- I Functions 103 12 11 102 10 t [s] 9 t [s] 8 102 7 10 6 101 1 1 10-1 1SDC200100F0001 10-1 10-2 10-2 10-3 10-1 PR212/MP 1 1,05 101 102 GSIS0219 10-1 10-3 1 101 102 x In x In I3 (6 - 7- 8 - 9 - 10 - 11 - 12 - 13 - OFF) x In The tolerances are according to IEC 60947-4-1.

IEC 60255-3 and integrate the standard one; they are applicable in coordination with fuses and MV circuit-breakers. 2 Trip curves 3 General characteristics Trip curve electronic releases PR 122/PR123 release – Other protection functions Trip curve electronic releases The following curves refer to the particular protection functions provided for PR122/PR123/PR332/PR333.

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ABB Electrical Installtion Handbook by Malestorm


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