Siemens SINAMICS G150 Operating Instructions Manual page 155

Table 4- 58
Position
1
2
3
4
5
6
7
Connecting
Table 4- 59 Connections on insulation monitor
Terminal Technical data
A1 Supply voltage via 6 A melting fuse:
88 to 264 V AC, 77 to 286 V DC
A2
L1 Connection of the 3 AC system to be monitored
L2
AK Connection to coupling device
KE PE connection
T1 External test button
T2 External test button
R1 External reset key (NC contact or wire jumper otherwise the fault code is not stored)
R2 External reset key (NC contact or wire jumper)
F1 STANDBY with aid of F1, F2 function input:
F2
M+ External kΩ display, analog output (0 ... 400 μA)
M- External kΩ display, analog output (0 ... 400 μA)
A Serial interface RS 485
(termination by means of 120 ohm resistor)
B
11 Signaling relay ALARM 1 (mid-position contact)
12 Signaling relay ALARM 1 (NC contact)
14 Signaling relay ALARM 1 (NO contact)
21 Signaling relay ALARM 2 (mid-position contact)
22 Signaling relay ALARM 2 (NC contact)
24 Signaling relay ALARM 2 (NO contact)
Max. connectable cross-section: 2.5 mm²
Converter cabinet units
Operating Instructions, 03/2012, A5E03263466A
Meaning of the controls and displays on the insulation monitor
Meaning
INFO key: To request standard information/
ESC key: Back menu function
TEST key: Call up self-test
Arrow key up: Parameter change, scroll
RESET button: Delete insulation and fault messages
Arrow key down: Parameter change, scroll
Menu key: Call up menu system
Enter key: Confirm parameter change
Alarm LED 1 lights up: Insulation fault, first alarm threshold reached
Alarm LED 2 lights up: Insulation fault, second alarm threshold reached
LED lights up: System error present
Electrical installation
4.11 Other connections
153