ETC B59155M130A70

Motor and Machine Protection
B59155
M 155
Applications
● Thermal protection of winding in electric motors
Features
●
●
●
●
●
Thermistor pellet with insulating encapsulation
Silver-plated and Teflon(PTFE)-insulated AWG 26 litz wires
Trip temperature coded in litz wire color
Characteristics for nominal threshold temperatures of 90 bis 160 °C conform with DIN 44 081
Can be used in conjunction with Siemens tripping units
Max. operating voltage
(TA = 0 … 40 °C)
Vmax
Max. measuring voltage
(TA – 25 K … TNAT + 15 K) VMes,max
Rated resistance
(VPTC ≤ 2,5 V)
RN
Insulation test voltage
Vis
Response time
ta
Operating temperature range (V = 0)
Top
(V = Vmax)
Top
Type
TNAT ± ∆T
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
°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
118
R (TNAT – ∆T)
(VPTC ≤ 2,5 V)
Ω
≤ 570
≤ 570
≤ 570
≤ 550
≤ 550
≤ 550
≤ 550
≤ 550
≤ 550
≤ 550
≤ 550
≤ 550
≤ 550
≤ 550
≤ 550
R (TNAT + ∆T)
(VPTC ≤ 2,5 V)
Ω
≥ 570
≥ 570
≥ 570
≥ 1330
≥ 1330
≥ 1330
≥ 1330
≥ 1330
≥ 1330
≥ 1330
≥ 1330
≥ 1330
≥ 1330
≥ 1330
≥ 1330
30
7,5
≤ 100
2,5
<5
– 25/+ 180
0/40
R (TNAT + 15 K)
(VPTC ≤ 7,5 V)
Ω
—
—
—
≥4k
≥4k
≥4k
≥4k
≥4k
≥4k
≥4k
≥4k
≥4k
≥4k
≥4k
≥4k
V
V
Ω
kV ac
s
°C
°C
R (TNAT + 23 K)
(VPTC ≤ 2,5 V)
Ω
≥ 10 k
≥ 10 k
≥ 10 k
—
—
—
—
—
—
—
—
—
—
—
—
Siemens Matsushita Components
B59155
M 155
Dimensions in mm
Type
Color coding
of litz wires
Ordering code
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
white/grey
white/brown
white/white
green/green
red/red
brown/brown
grey/grey
blue/blue
white/blue
white/black
black/black
blue/black
blue/red
white/green
white/red
B59155-M60-A70
B59155-M70-A70
B59155-M80-A70
B59155-M90-A70
B59155-M100-A70
B59155-M110-A70
B59155-M120-A70
B59155-M130-A70
B59155-M140-A70
B59155-M145-A70
B59155-M150-A70
B59155-M155-A70
B59155-M160-A70
B59155-M170-A70
B59155-M180-A70
Siemens Matsushita Components
119
B59155
M 155
Characteristics (typical)
PTC resistance RPTC versus PTC temperature TPTC
(measured at low signal voltage)
PTC resistance RPTC versus PTC temperature TPTC
(measured at low signal voltage)
120
Siemens Matsushita Components
B59155
M 155
Characteristics (typical)
PTC resistance RPTC versus PTC temperature TPTC
(measured at low signal voltage)
Siemens Matsushita Components
121