ABB Vzduchové jističe EMAX E1-E6 Montážní návody a manuály (03)

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Vydal: ABB s.r.o, ELSYNN Autor: ABB ELSYnn

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1 s 3 - 4 Off 0. 3. there are errors other than the configuration error (see par. No. E.4PR121/P default settings The PR121/P supplied ABB SACE with the following preset parameters: # Protection Tim e 1 144 s 2 Off 0. In the SACE PR121/P release, this protection can set for the following values: InN Off 50% 100% 200% In. With 3-pole CB, with external neutral, the relay performs checks and setting done user. 12. * Note: * Offfor 3-pole versions * 50% for 4-pole versions * 100% for full-size versions 12 tin stru ctio tio service 12. Power the unit with the PR030/B ONLY.6.5.g.3 Replacing electronic release To complete the procedure for installing PR121/P take the following steps: 1. Note I1=1lnsetting intended the maximum adjustm ent the protection against overloads.1 tra t The neutral protection normally set current value 50% the adjustment made the phases.6. 5. Failure com ply ith the setting lim its for MI1" and "InN" can dam age the circuit-breaker,w ith consequentrisks the operator too. 7. 12. With the circuit-breaker open and possibly disconnected, install the protection unit the circuit-breaker.1), press and hold the Test" button for few seconds until all the red LEDs start flash confirm that installation complete. 2 Page No.2 tra ific tio s To adjust neutral (InN) comply with the following formula: I1x InN<Iu. Circuit-breaker and release can now put into service. With E1B800 having 800A Rating Plug, 800A and 11n, InN adjustment may 50-100%.6. 12. Power the relay from any supply (Vaux, PR030/B, PR010/T).: With E1B800 having 400A Rating Plug, 800A and 11n, InN adjustment may 50-100-200%. Remove the PR030/B.1 s 5 ains frequency Hz 6 Neutral sel. 6. Model 2234 Apparatus Scale L 2778 Doc. Make sure there are configuration errors ("Alive" LED on).7. With 4-pole CB, this setting checked the relay which signals any failure means LED (see par. In some installations, where particularly high harmonics occur, the current circulating the neutral may higher than that the phases.7. A W ith circu it-b rs, ith external neutral the stm neutral ust set to O . Actual maximum allowable adjustm ent must take into account any tem perature derating, term inals used and altitude, (rating plug)< 50% circuit breaker size. 12.12.1) andindependently adjusts this parameter, restoring within the accepted limits. 4. 2. 39/158