Vaa11 datasheet vaa11 pdf vaa11 data sheet vaa11 manual vaa11 pdf vaa11 datenblatt electronics vaa11 alldatasheet free datasheet datasheets data sheet. As an alternative please refer to the prima relays.
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Alstom auxiliary relay vaa wiring diagram. The auxiliary supply circuit in the relay may include capacitors across the supply or to earth. The former offers easy accommodation and wiring into the fixed electrical scheme with the relay plugging in as required. Standard vaa 1121 relays are suitable for acdc supply and standard vaa 1323 relays are suitable for dc supply only. Should an issue ever arise changing out a relay for a strategic spare is fast and simple. Vaa212223 are double pole versions of vaa 111213 respectively vaa 3133 are triple pole versions of vaa 111213 respectively. Contact the appropriate alstom grid technical sales office and request the necessary information.
Auxiliary relays type arevaalstom vaa auxiliary relays are voltage operated relays. Vaa 3133 are triple pole versions of vaa 111213 respectively. The mvaa is a low burden auxiliary relay which is used to provide multiple contact requirements for protection schemesthe mvaa auxiliary relay is compact in design is mechanically stable. This will depend on the technical and commercial circumstances. It is user. When it is necessary to break heavy or highly inductive dc loads heavy duty.
Prima has mechanical coding to ensure plug in to the correct socket with a secure snap lock fitting for retention. 22 wiring 12 23 preliminary checks 12. Vaa212223 are double pole versions of vaa 111213 respectively. Alstom relay manuals alstom auxiliary relay manual vaa21 relay catalogue mvaa23 areva areva relays catalogue free download auxiliary relay vaa 33 alstom mvaa relay wiring diagram mvaa aux relay manual. The auxiliary supply circuit in the relay may include capacitors across the supply or to earth. Manufacturing for mvaa12 mvaa15 and mvaa22 models has been discontinued.
91 9717005541 011 45631920 91 9717003393. Any agreements commitments and legal relationships and any obligations on the part of. The relays are attracted armature units of compact design with positive action and a high degree of mechanical stability. To avoid electric shock or energy hazards after completely isolating the supplies to the relay both poles of any dc supply the capacitors should be safely discharged via the external terminals prior to decommissioning.
Gallery of Alstom Auxiliary Relay Vaa Wiring Diagram
