Breaker Control Process Of Genset Controller - Smartgen HGM7100N Series User Manual

5

BREAKER CONTROL PROCESS OF GENSET CONTROLLER

5.1 HGM7120N BREAKER CONTROL PROCESS
5.1.1 MANUAL SWITCHING PROCESS
When controller is in manual mode, switch control process executes manual transfer process.
Operators control ATS load transfer by close/open key.
If open detection is disabled, press Gen close/open key
outputs; if load is disconnected, then Gen closes; If Mains takes the load, then Mains breaker openes;
when open delay is over, Gen closes; Press Mains close/open
breaker open outputs; if load is disconnected, then Mains closes; If Gen takes, when open delay is
over, Mains closes.
If open detection is enabled, for Mains onload transferring to Gen onload, first press Mains open
key , after open delay, press Gen close key
action). For Gen onload transferring to Mains onload, same procedure as above.
5.1.2 AUTO SWITCHING PROCESS
When controller is in auto or stop mode, switch control procedure executes auto transfer process.
a) If input port configured as close status auxiliary input
•
If breaker open detection is enabled, for Mains onload transferring to Gen onload, after
open delay, and transfer interval delay, at the time when breaker open outputs, transfer
failure starts to detect; when detection time is due, if open fails, then Gen doesn't close,
otherwise Gen closes, at the time of Gen closes, transfer fail starts to detect; when
detection time is due, if close fails, then it waits for Gen close. If transfer failure warning is
enabled, close/open failure will issue warning signal. For Gen onload transferring Mains
onload, the same procedure as above.
•
If breaker open detection is disabled, for Mains onload transferring to Gen oload, after
open delay and transfer interval delay, Gen breaker closes, at the time of Gen closes,
transfer failure starts to detect; when detection time is due, if close fails, then wait for Gen
closes. If transfer failure warning is enabled, warning signal is issued.
b) If input port not configured as close status auxiliary input
For Mains onload transferring to Gen onload, after open delay and transfer interval delay, Gen
closes; For Gen onload transferring to Mains onload, the same procedure is as above.
5.2 HGM7110N BREAKER CONTROL PROCESS
5.2.1 MANUAL SWITCHING PROCESS
When controller is in manual mode, switch control process executes manual control process.
Operators control switch's close/open by close/open key.
Press Gen close key
if Gen is onload, then Gen open outputs.
HGM7100N Genset Controller
HGM7100N GENSET CONTROLLER USER MANUAL
, if Gen is not onload, then Gen close outputs; Press Gen open key
2020-09-10
; if Gen takes the load, breaker open
, if Mains takes the load, then
, Gen close (press Gen close key directly, no
Version1.2
,
Page 11 of 47