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hi apologies if this covered before, we have a 440v, 3 phase, 60hz supply on ship, motor control panel , using a 440v/230v transformer, to supply lighting circuit, should this the '0v' of the secondary be earthed ? ( ie wire connected from 0v to chasis of skid, control box ?) thanks

Hi I need a competitively priced 3G router, which can be configured for VPN, Ipsec , etc anyone recommend good quality price, is for industrial application thanks

Hi I need to connect a Bradley SLC500 to E1100 HMI, over ethernet, can anyone give me links to application notes , how to set this up thanks

Hi can standard tri rated cable be used in an EExd enclosure ? think zone is zone 1 thanks

hi I am trying to source a medium voltage switch, 3 pole, able to work at 3.6kv, 320mA. any ideas appreciated thanks

Hi all I need an ozone sensor with a 4-20mA output to PLC please can anyone recommend any UK maufactures'/suppliers thanks

Hi all I am trying to source some CAD drawings for Schneider (Merlin Gerin) distribution boards Isobar 4 16 way 3phase? (I did contact Schneider, but they 'could not find any'!!) they must exist somewhere on some server somewhere, any pointers would be great thanks

Hi all are they any BS standards that state that it is recommended or must switch the neutral (so the neutral is taken thru a set of n/o on the motor contactor) as well as the phase to a single phase motor 240v motor? thanks Dave

Hi all I am using a single phase TEC 0.75kw motor on 240v 50Hz UK supply. every time we drop the supply to the motor the 30mA RCD trips? I know motors can be electrically noisey, but is there a simpler way around this apart from upping the RCD to say 100mA?? Does anyone know where TEC motor...

Hi all, we use a design where we have open face brass contacts for level switching control in a shaft, we now want to make our product suitable for external use, my concern is the possible reaction of this material and rain water, the brass switch plates/plunger carry 24v dc, are there any...

Hi all, we use a design where we have open face brass contacts for level switching control in a shaft, we now want to make our product suitable for external use, my concern is the possible reaction of this material and rain water, the brass switch plates/plunger carry 24v dc, are there any...