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Protection Relays
Protection Relays
Avana Electrosystems offers a range of protection relays. This includes: numerical protection relays, monitoring relays and electromechanical relays.
- Numerical design; slim case in DIN sized cut-out; communication facility; size 50 x 160 x 160 mm (W x H x D); and cut out 45 x 92 mm (W x H) with 2 holes
- Types of relays: NPV 122 – combined OVR and UVR; NPA 122U – unbalance current relay (UBCR); NPD 121 – restricted earth fault relay (REFR); NPV 122N – neutral displacement relay (NDR); NPA 122N – inverse/definite time earth fault relay; NPA 122 – single pole inverse/definite over current relay
- NPH 222 – frequency monitoring relay; NPH 232 – frequency monitoring relay with df/dt; NPV 222N – combined OVR, UVR and NDR; NPV 222U – combined OVR, UVR and UBCR; NPA 141 – directional over current relay; NPA 141N – directional earth fault relay; and SPM 403 – fuse failure relay
- Offers control, protection and automation solutions in the field of power system protection.