Transformer/Feeder Protection
Relays
P&B has developed a wide range of Transformer/Feeder
protection relays and controllers.
Product overview
For three phase O/C & E/F look at the Draw
out MRI-IE or FEEDERVISION/MICRO-FEEDER for Non Draw out Protection
Controllers. Transformer Differential (MRTD or MIRD-T), Restricted
Earth Fault (MREF), Earth/Ground fault (MR-IE, MRI-E, MRI-EX &
MSP-E), Voltage (MSP-V, MRVT, MSP-UV & MSP-OV), and Auto Reclose
(MRAR) is available from the MR range.
VTm
The VTm is a Patented version of Feedervision
that gives the user a Voltage Times multiplier reference to the
normal O/C and E/F Standard, Very & Extremely Inverse characteristics.
This makes a relay that is ideal for Utility closed ring applications.
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