Page 16 - SACE Tmax XT - Technical Catalogue

1/12 SACE TMAX XT LOW VOLTAGE MOLDED CASE CIRCUIT-BREAKERS

—

Insulation distances

Alternating Current (AC) application

No accessories Low terminal High terminal Phase separators Phase separators Phase separators
cover (LTC) cover (HTC) 25mm 100mm 200mm

T D L T D L T D L T D L T D L T D L
XT1 U < 440 V - - - 25 20 20 10 5 20 0 0 20 0 0 20 0 0 20 (1)
440 V < U < 500V - - - 25 20 20 10 5 20 0 0 20 0 0 20 0 0 20 (1)
500 V ≤ U ≤ 690V - - - 25 20 20 10 5 20 0 0 20 0 0 20 0 0 20 (1)
XT2 U < 440 V - - - 30 25 10 20 15 10 5 0 10 0 0 10 0 0 10 (1)
440 V < U < 500V - - - 50 45 20 40 35 20 25 20 20 0 0 20 0 0 20 (1)
500 V ≤ U ≤ 690V - - - 50 45 20 40 35 20 25 20 20 0 0 20 0 0 20 (1)
XT3 U < 440 V - - - 50 20 20 45 15 20 25 0 20 0 0 20 0 0 20 (1)
440 V < U < 500V - - - 50 20 20 45 15 20 25 0 20 0 0 20 0 0 20 (1)
500 V ≤ U ≤ 690V - - - 50 20 20 45 15 20 25 0 20 0 0 20 0 0 20 (1)
XT4 U < 440 V - - - 30 25 10 25 20 10 5 0 10 0 0 10 0 0 10 (1)
440 V < U < 500V - - - 50 45 20 45 40 20 25 20 20 10 5 20 0 0 20 (1)
500 V ≤ U ≤ 690V (3) - - - 50 45 (2) 20 45 40 20 25 20 (2) 20 10 5 20 0 0 20 (1)
XT4X U ≤ 690V AC - - - 100 100 50 40 40 50 75 75 50 10 10 50 0 0 20 (1)
XT5 U ≤ 440 V AC 30 25 25 5 5 25 10 10 25 10 10 25 10 10 25 0 0 25 (1)
440 V AC < U < 500V 30 25 25 5 5 25 10 10 25 10 10 25 10 10 25 0 0 25 (1)
AC
500 V AC ≤ U ≤ 690 V - - - 35 20 25 40 40 25 35 20 25 10 10 25 0 0 50 (1)
AC
XT6 U ≤ 440 V AC 35 20 25 35 20 25 35 20 25 - - - 0 0 25 0 0 25 (1)
440 V AC < U < 500V 100 20 25 100 20 25 35 20 25 - - - 0 0 25 0 0 25 (1)
AC
500 V AC ≤ U ≤ 690 V 100 20 25 100 20 25 35 20 25 - - - 0 0 25 0 0 25 (1)
AC
XT7 U < 440 V 50 10 20 50 10 20 5 0 5 - - - 0 0 20 0 0 20 (1)
440 V < U < 500V 100 10 20 100 10 20 40 10 5 - - - 50 0 20 0 0 20 (1)
500 V ≤ U ≤ 690V 100 10 20 100 10 20 40 10 5 - - - 50 0 20 0 0 20 (1)
(1) In case of ES terminals this distance has to be considered starting from terminal edge
(2) XT4V only: 50mm with LTC and 25mm with PSs 25mm
(3) XT4V only: for application at 690VAC the insulation distances to be used are the same of XT4X