Catalog excerpts
QF(26) - Series Miniature Circuit Breakers - Low Rating (5 - 63 A) Dual Mount 1 pole Dual Mount 2 pole AC circuit breaker Hydraulic-magnetic technology 100% rating capability, independent of ambient temperature One, two, three pole, 1+N and 3+N (VDE) VC 8036 compliant (SANS 556-1) VDE, EAC and CCC approved, CE certified Ratings 5 to 63 A (subject to certification) Precision tripping characteristics Trip indication with mid-trip position Reset immediately after overload Dual mount product in black shells Suitable to use for electrical isolation Box terminals suitable for cables up to 50 mm2 AC branch circuit protection (IEC / EN 60947-2) Telecom / datacom equipment Lighting control UPS equipment Alternative energy equipment Mobile power generation equipment Railway signalling equipment Residential equipment Industrial equipment Optional Accessories • • • • • Handle lock Surface mounting clips Busbar Escutcheon blank Safety blank
Open the catalog to page 1QF(26) - Series Miniature Circuit Breakers - Low Rating (5 - 63 A)Technical Data Product Type Data Sheet Page 2 of 6
Open the catalog to page 2Data Sheet Page 3 of 6
Open the catalog to page 3QF(26) - Series Miniature Circuit Breakers - Low Rating (5 - 63 A) Time Delay Curves Tripping Time (Seconds) % Rated Current Data Sheet Page 4 of 6
Open the catalog to page 4Time Delay Curves Maximum <“>LO ooo ooo 2 oooooo CO LO O OOO 2 oooooo * The published time delay curves are generated at 30oC ambient temperature with the Circuit Breaker mounted in the up-right position. The “must hold”, “must trip” and “instantaneous trip” current values are not affected by temperature, although delay time for the other operating current values may have to be adjusted using the temperature compensation curve which is available on request. Data Sheet Page 5 of 6
Open the catalog to page 5QF(26) - Series Miniature Circuit Breakers - Low Rating (5 - 63 A) Internal Impedance vs Current Rating Q-Range impedance values Outline Dimensions: Dual Mount Please review our Customer Terms and Conditions on www.cbi-lowvoltage.co.za All rights reserved. Unless otherwise indicated, all materials on these pages are copyrighted by CBI (Pty) Ltd. No part of these pages, either text or image may be used for any purpose other than personal use. Therefore, reproduction, modification, storage in a retrieval system or retransmission, in any form or by any means, electronic, mechanical or...
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