Siemens SIMOTICS L-1FN3 - Preparations for use

Name Description
Minimum resistance when hot R in the PTC trip‐
let and in the individual PTC temperature sensor

See the characteristic
ifT≤ϑ
NAT
–5K
R≤3x550Ω
R≤1650Ω
ifT>ϑ
NAT
+5K
R≥3x1330Ω
R≥3990Ω
ifT>ϑ
NAT
+15K
R≥3x4000Ω
R≥12000Ω
Typical characteristic R(ϑ) of a PTC temperature
sensor according to DIN44081

.
.
.
.
1$7 1$7
r&




5
1$7
1$7

Description
3.4Design
Naturally-Cooled 1FN3 Linear Motors
Operating Instructions, 06/2023, A5E52220465B AB 47