Poznámky redaktora
7 0.3 0..9 0.75
at 1.5 1..02 0...50 0.08
to 250 0.2 0.25 0.17
to 120 0..04
Maximum potential difference 500 500
between the and contacts 440 440
Short-circuit protection gL/gG 6
STOTZ circuit-breaker type:
S271 K1
S281 K1
Function the thermal overload relays
Frame size _
TA .5 0.TA450DU/SU
Auxiliary switch NO
95 97-98 98
Rated operating voltage 500 500 500
Rated thermal current Ith 6
Rated operating current le
at 240 1.42
to 0.5 1.
Technical data
Load rating auxiliary contacts
Type T7DU TA25DU .25 0.95
at 500 0.. DU
Am setting
range
Signaling
contact (97, 98)
Terminals
L1, L3, L5
Manual test
Manual or
autom atic reset
Trip indication light
Reset button
-Tripping contact
(95,96)
Terminals
T1, T2, T3
Press Contacts Relay tripped Relay not tripped
blue button Manual Automatic Manual Automatic
NC 95-96 open open closed closed
NO 97-98 closed closed open open
Button Reset -
NC 95-96 closes when
Button‘s
pressed
NO 97-98 opens when
Button‘s
pressed
Button R/O Reset -
NC 95-96 closes when
Button‘s
released
opens when
Button‘s
pressed
closes when
Button‘s
released
opens when
Button‘s
pressed
closes when
Button‘s
released
NO 97-98 opens when
Button‘s
pressed
Position the connection terminals
TA25DU,TA42DU, TA200DU
TA75DU, TA80DU
TA450DU/SU
12
2CDC 106 014 C0203
.12 0.5 1.5
at 440 0.Thermal overload relays T
