INGEPAC DA PT1 / DA PT6
Feeder protection relay
Feeder protection relay The multifunctional INGEPAC DA PT1 and DA PT6 devices provide a complete solution for the control and protection of medium-voltage switchgear or as backup protection in high-voltage positions. 3x50/51 (67), 50N/51N (67N) 50NS/51NS (67NS) 50G/51G 67NA, 67NC 46TOC (67Q), 46IOC (67Q) 46FA open phase 50 CSC 2nd harmonic restraint SOTF (switch on to fault) 27, 59, 59N, 47 81M/m, 81 ROCOF 49 thermal image 32 power units 78 vector jump HCL, CLP 51V voltage-dependent overcurrent 86 51LR, 37, 66, 48, 14 (only DA PT6) 50BF breaker failure 25 synchronism 79 auto-reclose 68 fuse failure Fault locator Breaker supervision Arc detection (optional)
Overcurrent, voltage, power, and frequency functions
Motor protection functions (DA PT6 models): 51LR locked rotor, 37, 66, inhibition due to excessive number of pick-ups, 48 protection against excessive starting times, 14 speed switch
Arc detection: light or light + overcurrent
IEC 61850 native platform. PRP, HSR and link failover redundancy
Automatisms, logics under IEC 61131-3 standard
Cybersecurity features: sFTP, HTTPs, firewall, audit log, password accessing
Slave protocols: IEC 61850, DNP3.0, IEC 870-5-103, PROCOME
Main protection in feeders
Reclosers
Sectionalisers
Backup protection in high-voltage lines, transformers and generator
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