Instruction manual

16
Instruction Booklet IB 70-8698
Instruction Manual for the Eaton RTC-100
Automatic Transfer Switch Controller
EATON CORPORATION www.eaton.com
Effective December 2009
Figure 9. Active Load Control Flowchart.
RTC-100 Active Load Control
Measure Load kW
Is the
Generator
powering the
Load?
Is the
Generator
powering the
Load?
Y
N
Are controlled
load energize
signal(s)
present?
Y
N
Is this the first
measurement
with Load on?
Is this the first
measurement
with Load on?
Y
Is Current kW
< 80% of Run
kW?
Is Current kW
< 80% of Run
kW?
Y
Shed RLC-100
Load
Close relay #1 to
allow load #1 to
energize
AA
N
N
BB
Is Active Load
Control for
RLC-100
enabled?
Y
N
CC
Is Relay #1
Closed?
N
Y
Close relay #1 and
relay #2
Is Relay #2
Closed?
Close relay #2 to
allow load #2 to
energize
N
CC