WebThat’s probably why MEM is our best seller. We keep in the stock the following ranges of obsolete MEM circuit breakers : Memera 21 – These are M6 Type 1 MCB’s. Usually used in domestic installations. Memera 2000 – There are several different styles of MCB’s in this range but all will fit any Memera 2000 board. WebBS 1361 – Fuses BS 1361 Type 1, fuses with a breaking capacity of 16.5kA are commonly used in consumer units. BS 1361 Type 2 fuses with a breaking capacity of 33kA are used in distributors service heads. BS 1362 – Plug top fuse Used in plugs, spurs etc. Rated: 1A, 3A, 5A, 10A, 13A. BS 88 Cartridge Fuses Protective device type. BS 3871 - MCB ...
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WebMar 18, 2012 · Reaction score. 0. Mar 16, 2012. #1. You are not permitted to put a new circuit in on a BS3871 mcb.... Unless it is already in the fuse board.... What a loophole....! Oh yes officer it was already there luckily for me, exactly the type and rating I needed for my new circuit!!! This is because they are no longer recognised by BS7671 ... http://xmjd.jdzj.com/chanpin/ku1_9685999.html cheapest 3090
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WebAug 13, 2008 · BS 7672 - Specification for compression, ... 3871 is the old British standard for MCB's so BS 3871 does not tell anyone what type of MCB it is. ... Originally there would have been a graph like we still get for a fuse and I would not think they would comply with BS7671:2008 and will need replacing to comply. Not sure what I would code it as? Web‘An RCBO, being a unit with a combined circuit-breaker and RCD, will carry out functions i, ii and iii, 3.2 Overload protection Overload protection will be provided by the use of any of the following devices: > fuses to BS 88-2, BS 88-3, BS 88-6, BS 136] and BS 3036 > miniature citcuit-breakers to BS 3871-1 types 1, 2 and 3 > circuit-breakers ... WebAll fuses to BS 88 Parts 2 and 6 will give a coordination ratio of 2:1; and for most practical situations a ratio of 1.6:1 (two steps in the R10 series). Example: an upstream fuse rated at 160A will coordinate with a downstream fuse rated at 100A. Current and Energy Limitation cheapest 3080 12gb