supply of relay qnnirelay qnni,q-series twin neutral line relay qnn1 type, 6f/2b, 24v dc complete with plug board ( base plate), connectors and retaining clips etc. and conforming to brs-960 and rdso spec.no.irs:s-3 4 & s-23. the interlocking code for this unit shall be acdek. [ warranty period: 30 months after the date of delivery ] ] , q-series twin neutral line relay qnn-1 type, 4f/4b, 24v dc complete with plug board ( base plate), connectors and retaining clips etc and conforming to brs-960 and rdso spec.no.irs:s-3 4 & s-23. the interlocking code for this unit shall be acehj. [ warranty period: 30 months after the d ate of delivery ] ] , q-series twin neutral line relay qnn1 type, 6f/2b, 24v dc complete with plug board ( base plate), connectors and retaining clips etc. and conforming to brs-960 and rdso spec.no.irs:s-3 4 & s-23. the interlocking code for this unit shall be acdek. [ warranty period: 30 months after the date of delivery ] ] , q-series twin neutral line relay qnn-1 type, 4f/4b, 24v dc complete with plug board ( base plate), connectors and retaining clips etc and conforming to brs-960 and rdso spec.no.irs:s-3 4 & s-23. the interlocking code for this unit shall be acehj. [ warranty period: 30 months after the d ate of delivery ] ] , q-series twin neutral line relay qnn1 type, 6f/2b, 24v dc complete with plug board ( base plate), connectors and retaining clips etc. and conforming to brs-960 and rdso spec.no.irs:s-3 4 & s-23. the interlocking code for this unit shall be acdek. [ warranty period: 30 months after the date of delivery ] ] , q-series twin neutral line relay qnn-1 type, 4f/4b, 24v dc complete with plug board ( base plate), connectors and retaining clips etc and conforming to brs-960 and rdso spec.no.irs:s-3 4 & s-23. the interlocking code for this unit shall be acehj. [ warranty period: 30 months after the d ate of delivery ] ] , q-series twin neutral line relay qnn1 type, 6f/2b, 24v dc complete with plug board ( base plate), connectors and retaining clips etc. and conforming to brs-960 and rdso spec.no.irs:s-3 4 & s-23. the interlocking code for this unit shall be acdek. [ warranty period: 30 months after the date of delivery ] ] , q-series twin neutral line relay qnn1 type, 6f/2b, 24v dc complete with plug board ( base plate), connectors and retaining clips etc. and conforming to brs-960 and rdso spec.no.irs:s-3 4 & s-23. the interlocking code for this unit shall be acdek. [ warranty period: 30 months after the date of delivery ] ] , q-series twin neutral line relay qnn-1 type, 4f/4b, 24v dc complete with plug board ( base plate), connectors and retaining clips etc and conforming to brs-960 and rdso spec.no.irs:s-3 4 & s-23. the interlocking code for this unit shall be acehj. [ warranty period: 30 months after the d ate of delivery ] ] page 2 of 8 run date/time: 20/11/2025 16:08:55stores/north western rly tender document , q-series twin neutral line relay qnn-1 type, 4f/4b, 24v dc complete with plug board ( base plate), connectors and retaining clips etc and conforming to brs-960 and rdso spec.no.irs:s-3 4 & s-23. the interlocking code for this unit shall be acehj. [ warranty period: 30 months after the d ate of delivery ] ]