Rockwell Automation Allen-Bradley IntelliVAC 1503VC-BMC5, Руководство пользователя

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Rockwell Automation Publication 1503-UM053C-EN-P - March 2015 25
Installation and Wiring Chapter 3
Figure 11 - Three-Wire Control
Figure 12 - Timing Diagram 400A (Electrically Held) Contactor for IntelliVAC Control with three-
wire Control
MOV
3 2
1
EC
-
+
4
TCO
12
11
AUX CCO
5
6
L1 L2/N G
+ -
M-IV
9 10
M-IV
15 16
M
M-IV
M
Control Power
Control Power Fuse *
* See Table 5 on page 19 for recommended fuse sizing.
Capacitor
(Optional)
Emergency Stop
(when required)
Overload
Stop
Start
Close
Contactor
Status
15ms
200ms
90ms
(@120VAC)
80ms
60ms
5ms
30ms
15ms
Close Command
to Micro
Micro Output
to close coil
Close level of current
to close coils
Contactor status
relay output
Module status
relay output
Contactor auxiliary
input to micro
Contactor pick up
Debounce
Debounce
Clamp delay
Acknowledge window
Natural contactor drop out
Selectable drop out time
(0 …190 ms)
* Contact status relay closes on request to close. It will open if the contactor does not close withing 200 ms and module will
fault (opening module status relay).
** For this example, the 130 ms drop-out time has been selected. The drop-out time is 50 ms. The micro controller delay is
130-50=80 ms.
*
**