NORD Drivesystems BU0540 - Manual (Page 29)

2 Assembly and installation
BU 0540 GB-1013 29
Terminal block X12 – 24 VDC input (only size 5 … 7)
Relevance
SK 500E SK 505E SK 510E SK 511E SK 515E SK 520E SK 530E SK 535E
√ √
Terminals X12: 40 44
GND VI 24V Name
Terminal Function
[factory setting]
Data Description / wiring suggestion Parameter
44
Voltage supply input
24V … 30V
min. 1000mA
Voltage supply for the FI control unit. Is
essential for the function of the
frequency inverter.
40 Reference potential
for digital signals
GND/0V Reference potential
Pos : 74 /Anl eitungen/ Elektroni k/FU und Start er/ 2. M ont age und Ins tall ati on/ 2. 10. 5 Elektrischer Ansc hluss St euert eil- Klemmenbl oc k X13 – M ot or PTC [ SK 500.. .535E] @ 2\mod_1354114924387_388. doc x @ 51690 @ 5 @ 1
Terminal block X13 – motor PTC (only size 5 … 7)
Relevance
SK 500E SK 505E SK 510E SK 511E SK 515E SK 520E SK 530E SK 535E
√ √
Terminals X13: T1 T2
T1 T1 Name
Terminal Function
[factory setting]
Data Description / wiring suggestion Parameter
T1 Thermistor input + EN 60947-8
On: >3.6 kΩ
Off: < 1.65 kΩ
Measurement voltage 5 V
at R <
4 kΩ
The function cannot be switched off, set
a jumper if no PTC is present.
T2
Thermistor input -
Pos : 77 /Anl eitungen/ Elektroni k/FU und Start er/ 2. M ont age und Ins tall ati on/ 2. 10. 5 Elektrischer Ansc hluss St euert eil- Klemmenbl oc k X15 – M ot or PTC und 24V i nput [ SK 500... 535E] @ 2\ mod_1354176953684_388. doc x @ 51770 @ 5 @ 1