
118
Siemens Matsushita Components
Applications
G
Thermal protection of winding in electric motors
Features
G
Thermistor pellet with insulating encapsulation
G
Silver-plated and Teflon(PTFE)-insulated AWG 26 litz wires
G
Trip temperature coded in litz wire color
G
Characteristics for nominal threshold temperatures of 90 bis 160
°
C conform with DIN 44 081
G
Can be used in conjunction with Siemens tripping units
Max. operating voltage
Max. measuring voltage
Rated resistance
Insulation test voltage
Response time
Operating temperature range(V = 0)
(T
A
= 0 … 40
°
C)
(T
A
– 25 K …
T
NAT
+ 15 K)
V
Mes,max
(V
PTC
≤
2,5 V)
V
max
R
N
V
is
t
a
T
op
T
op
(V = V
max
)
30
7,5
≤
100
2,5
< 5
– 25/+ 180
0/40
V
V
kV ac
s
°
C
°
C
Type
T
NAT
±
T
°
C
60
±
5
70
±
5
80
±
5
90
±
5
100
±
5
110
±
5
120
±
5
130
±
5
140
±
5
145
±
5
150
±
5
155
±
5
160
±
5
170
±
6
180
±
6
R (T
NAT
–
T)
(V
PTC
≤
2,5 V)
≤
570
≤
570
≤
570
≤
550
≤
550
≤
550
≤
550
≤
550
≤
550
≤
550
≤
550
≤
550
≤
550
≤
550
≤
550
R (T
NAT
+
T)
(V
PTC
≤
2,5 V)
≥
570
≥
570
≥
570
≥
1330
≥
1330
≥
1330
≥
1330
≥
1330
≥
1330
≥
1330
≥
1330
≥
1330
≥
1330
≥
1330
≥
1330
R (T
NAT
+ 15 K)
(V
PTC
≤
7,5 V)
—
—
—
≥
4 k
≥
4 k
≥
4 k
≥
4 k
≥
4 k
≥
4 k
≥
4 k
≥
4 k
≥
4 k
≥
4 k
≥
4 k
≥
4 k
R (T
NAT
+ 23 K)
(V
PTC
≤
2,5 V)
≥
10 k
≥
10 k
≥
10 k
—
—
—
—
—
—
—
—
—
—
—
—
M 155
M 155
M 155
M 155
M 155
M 155
M 155
M 155
M 155
M 155
M 155
M 155
M 155
M 155
M 155
Motor and Machine Protection
B59155
M 155