ASCO POWER TECHNOLOGIES SIGMA Hand-held User manual

1. Set the Supply on Test
Press F2 to set supply
voltage, frequency and
phases automatically
(when supply on test is
connected).
Press F3 to manually
edit supply details.
Use the + and - keys
to set the size of the
supply.
Press F1 to see
total load bank/s
capacity.
Press F2 to nd
new load banks
and reset errors.
Press F4
to conrm.
SIGMA Hand-held Quickstart Guide
The Sigma Hand-held provides full three-phase instrumentation
on any ASCO Sigma equipped load banks. This quickstart
guide will help you get the best out of the Sigma Hand-held.
2. Options
Read the load bank manual before
use and take special note of all the
safety warnings. Please view the
manual for load bank / hand-held
connection instructions, error codes
and solutions.
Press F1 to see
total load bank/s
capacity.
Press F3 to
view Options.
Press F1 to
scroll through
Options pages.
Press F3 to
select the option
and + to edit.
Press F4 to
conrm Options.
There are numerous
languages available.
i
Options are saved so
you only need to set
them once.
i
ASCO Power Technologies - Froment Load Banks
Clie Road, Easton-on-the-Hill, PE9 3NP, United Kingdom
Tel: [phone] Email: [e-mail]
© January, 2018. Publication 5069 V2.2
Cyclic auto test
repeats the
auto test until
it is stopped
manually.
i
Ramp down
on reject takes
load o slowly
to prevent
damage to
supply on test.
i
Press F1 to
scroll through
common Preset
electrical
parameters.
i

3. Apply Load
Press O
to reject
load.
Press F3 to select
load settings:
% kVA or kW, kVA
or kW and cosφ.
Set load and/or
cosφwith the +
or - keys.
Press I to
apply load.
Each time you
press I (apply load),
load correction will
correct load at the
actual operating
voltage.
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4. View Instrumentation
Press F1 to view
Instrumentation
page 2.
Press F1 to view
Instrumentation
page 3.
Test page 2
shows line-line
voltage and Test
page 3 shows
line-neutral
voltages.
i
5. Automatic Load Control
The status bar
will show either
manual or auto.
iPress F2 to
toggle between
Manual and
Auto test.
Press F3 to
edit auto test
settings.
Press F1 and
F3 to select
setting.
Edit selection
with the + or -
keys.
Auto test can
have up to 16
load steps.
i
The LED on the keypad
will illuminate when load
is applied. It will ash
when an auto test is in
progress.
i
The status bar
shows the time
load has been
applied.
i
The status bar
shows the load
step in progress
and the time
load has been
applied.
iPress F4 to
conrm.
Press I to start
the Auto test.
Load can be
rejected at any
time with the O
button.
i
Press F4 to view
the Test page.