Applications
Thermal protection of winding in electric
motors
Limit temperature monitoring
Features
Thermistor pellets with insulating
encapsulation in series connection
(triple sensor)
Low-resistance type, steep R/T curve
Silver-plated and PTFE-insulated AWG 26
litz wires
Characteristics for sensing temperatures
Tsense = 90 up to 160 °C
conform with DIN 44082
Color coding of litz wires to DIN 44082,
connecting wires in yellow
UL approval to UL 1434 (file number
E69802)
RoHS-compatible
Delivery mode
Bulk
Dimensional drawing
Dimensions in mm
General technical data
Max. operating voltage (T
A
= 0 ... 40 °C) V
max
30 V DC
Measuring voltage
1)
(T
A =
25 °C ... T
sense
+5 K) V
meas
≤ 2.5 V DC
Max. measuring voltage
1)
For T
A
see table "Electrical
specifications"
V
meas,max
7.5 V DC
Rated resistance (V
PTC
≤ 2.5 V) R
R
≤ 300 Ω
Insulating test voltage Acc. to DIN 44080 V
ins
2.5 kV AC
Thermal threshold time Acc. to DIN 44080 t
a
< 3 s
Operating temperature range (V ≤ V
meas,max
) T
op
25/ T
sense
+23 °C
Operating temperature range (V = V
max
) T
op
0/+40 °C
1) V
meas
and V
meas,max
for 90 °C ≤ T
sense
≤ 160 °C acc. to DIN 44082.
Sensors
Motor protection, triple sensors M1300
Page 2 of 12Please read Cautions and warnings and
Important notes at the end of this document.
