NORD Drivesystems BU0505 - Manual (Page 58)

SK 54xE – Users Manual for Frequency Inverters
58 BU 0505 GB-1013
Terminal block X12 – 24 VDC input (only size 5 … 7)
Relevance
SK 540E SK 545E
√
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 : 75 /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 54xE] @ 2\ mod_1355475568437_388. doc x @ 52306 @ 5 @ 1
Terminal block X13 – motor PTC (only size 5 … 7)
Relevance
SK 540E SK 545E
√
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 : 76 /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 X14 – Uni versal G eber- I nt erface [SK 54xE] @ 1\ mod_1341402965467_388.doc x @ 29493 @ 5 @ 1