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10 Application examples
22
ESR5-NV3-30
12/19 MN049010EN
www.eaton.com
Figure 16: Two-channel emergency stop via STO on a DA1 variable frequency drive
0 V
+24 V
13
14
-S1
-F1
1
2
-S2
21
22
11
12
-F2
1
2
A1
A2
S22
S12
S21
S34
S11
37
38
47
48
K2
-K11
K1
13
14
23
24
24 V DC
Power
24 V
AC/DC
K4
K3
-F3
1
2
7
Reset
ESR5-NV3-30
14
16
-T1
DC+
BR
DC-
W
V
U
L1/L
EMC
L2/N L3
VAR
13
1
2
3
STO-
12
T1
T2
T3
L1
L2
L3
STO+
STO
24 V
I >
I >
I >
-Q1
-T1
L3
L2
L1
PE
L3
L2
L1
PE
M
3 ~
PES
16
14
PES
PES
EMERGENCY
STOP
DA1 all types
Logic
Содержание ESR5-NV3-30
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