173 10/02
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
■ Silver-plated and Teflon-insulated AWG 26 litz wires
■ Characteristics for nominal threshold temperatures of
90 up to 160
°C conform with DIN 44082
■ Color coding of litz wires to DIN 44082, connecting wires in yellow
Delivery mode
■ Bulk
General technical data
Max. operating voltage (T
A
= 0 … 40 °C) V
max
Max. measuring voltage (T
A
– 25 K … T
NTT
+ 23 K) V
meas,max
Rated resistance (V
PTC
≤ 2,5 V) R
N
Insulation test voltage V
ins
Thermal threshold time t
a
Operating temperature range (V ≤ V
meas, max
) T
op
(V = V
max
) T
op
30
7,5
≤ 300
2,5
< 3
– 25/ T
NTT
+ 23
0/+ 40
VDC
VDC
Ω
kV AC
s
°C
°C
Electrical specifications and ordering codes
T
NTT
± ∆T
°C
R (T
NTT
– ∆T)
(V
PTC
≤ 2,5 V)
Ω
R (T
NTT
+ ∆T)
(V
PTC
≤ 2,5 V)
Ω
R (T
NTT
+ 15 K)
(V
PTC
≤ 7,5 V)
Ω
R (T
NTT
+ 23 K)
(V
PTC
≤ 2,5 V)
Ω
Ordering code
60
± 5 ≤ 1710 ≥ 1710 — ≥ 30 k B59300M1060A070
70
± 5 ≤ 1710 ≥ 1710 — ≥ 30 k B59300M1070A070
80
± 5 ≤ 1710 ≥ 1710 — ≥ 30 k B59300M1080A070
90
± 5 ≤ 1650 ≥ 3990 ≥ 12 k — B59300M1090A070
100
± 5 ≤ 1650 ≥ 3990 ≥ 12 k — B59300M1100A070
110
± 5 ≤ 1650 ≥ 3990 ≥ 12 k — B59300M1110A070
120
± 5 ≤ 1650 ≥ 3990 ≥ 12 k — B59300M1120A070
130
± 5 ≤ 1650 ≥ 3990 ≥ 12 k — B59300M1130A070
140
± 5 ≤ 1650 ≥ 3990 ≥ 12 k — B59300M1140A070
145
± 5 ≤ 1650 ≥ 3990 ≥ 12 k — B59300M1145A070
150
± 5 ≤ 1650 ≥ 3990 ≥ 12 k — B59300M1150A070
155
± 5 ≤ 1650 ≥ 3990 ≥ 12 k — B59300M1155A070
160
± 5 ≤ 1650 ≥ 3990 ≥ 12 k — B59300M1160A070
Dimensions in mm
B59300
M 1300Motor Protection, Triple Sensors
Sensors
