Operating instructions
S3G630-AU31-71
Translation of the original operating instructions
4.5 Connection diagram
No.
Conn.
Designation
Function/assignment
KL 1
1
L1
Supply connection, power supply 3-phase 380-480 VAC, 50/60 Hz
KL 1
2
L2
Supply connection, power supply 3-phase 380-480 VAC, 50/60 Hz
KL 1
3
L3
Supply connection, power supply 3-phase 380-480 VAC, 50/60 Hz
PE
PE
Ground connection, PE connection
KL 2
1
RSA
Bus connection RS485, RSA, MODBUS-RTU; SELV
KL 2
2
RSB
Bus connection RS485, RSB, MODBUS-RTU; SELV
KL 2
3
GND
Reference ground for control interface; SELV
KL2
4
C
Status relay, floating status contact, break for failure; contact rating 250 VAC / max. 2 A (AC1) / min. 10 mA
KL 2
5
Din1
Digital input 1 enable electronics,
enable: pin open or applied voltage 5-50 VDC
disable: bridge to GND or applied voltage < 1 VDC
reset function: triggers software reset after a level change to < 1 V; SELV
KL 2
6
+ 10 V
Fixed voltage output 10 VDC, +10 V ±3%, max. 10 mA, short-circuit-proof, power supply for external
devices (e.g. pot); SELV
Or: +24 VDC input for parameter setting via MODBUS without line voltage
KL 2
7
Ain1 U
Analog input 1 (set value) 0-10 V, Ri = 100 kΩ, adjustable curve; SELV
KL2
8
NC
Status relay, floating status contact, break for failure
Item no. 53849-5-9970 · ENU · Change 209539 · Approved 2021-02-09 · Page 10 / 13
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