SLAVE DEVICES FOR CABLE FAULT LOCATION INTELLIGENT SLAVE ECFL 30S Ordering number: 425-000-000 For: ECFL 30, ECE 35 LOOP CLOSING DEVICE ELC 30 Ordering number: 421-000-000 For: ELQ 30A+, ECFL 30, ECE 35, EFL 10T LOOP PULSING DEVICE ELP 400 Ordering number: 475-000-000 For: ETDR 10A-1, ETDR 10A-2, ETDR 10A-3, ETDR 10B LOOP PULSING DEVICE ES 2002A Ordering number: 366-000-000 For: ETDR 10A-1, ETDR 10A-2, ETDR 10A-3, ETDR 10B