////// SUBSTATIONS
Short-circuit testing
DC traction network
GENERAL INFORMATION
As a producer of DC high speed circuit breakers and a long-standing supplier of substations for DC
traction power distribution, Sécheron SA has a strong experience in the field of short-circuit testing.
We are able to perform on-site measurements of short circuits for our customers in order to ensure that
the protection equipment is effective and adapted to their needs.
/// SÉCHERON SERVICES
––
––
––
––
––
Assistance of experienced engineers guaranteeing the highest level of security.
Commissioning.
Short-circuit testing.
Application of short-circuit test results to facilitate calibration of protection functions.
Production of a test report.
PRINCIPLE SCHEMATIC (EXAMPLE)
SEPCOS Display
High-speed
circuit breaker
PC
SEPCOS
-
+
SEPCOS
SEPCOS
I>
MIU10
VM10/12
I>
I
I
U
U
Oscilloscope
+
-
Short-circuit device
with remote control
NB
2
CTRL
The customer is responsible for the organization and the smooth running of short-circuits.
The customer should ensure the good condition of power equipment.
The installation and especially the contact line must be able to withstand the specified short-circuits.
Short-circuit testing / DC traction network
DATA RECOVERY
Short-circuit device
SEPCOS Display showing curves
Statement of curves
by means of an
oscilloscope
for comparison
(upon request)
SEPCOS Display showing data
DC output feeder
The combined accuracy of the SEPCOS with its user-friendly touch screen interface (Display) removes the need
of an oscilloscope or other extra measuring equipment.
DATA EXPLOITATION (S-WEB)
• Display of the various screens through the service software S-Web embedded in the control and
protection unit SEPCOS developed by Sécheron SA.
• Application of recovered data from the SEPCOS during the short-circuit testing for validation and
setting of protection functions.
S-Web showing protection curves
S-Web showing events list
Short-circuit testing / DC traction network
3
Sécheron SA
29
SG8
.16
0-09
_C0
BEN
380
Rue du Pré-Bouvier 25
1242 Satigny - Geneva
CH-Switzerland
www.secheron.com
Tel: +41 (0)22 739 41 11
Fax:+41 (0)22 739 48 11
substations@secheron.com
This document is not contractual and contains information corresponding to the level of technology at the date of printing. Sécheron reserves the right to modify and/or improve the product,
whose characteristics are described in these documents, as required by new technology at any time. It is the purchaser’s responsibility to inform himself, no matter what the circumstances, of
the product’s maintenance conditions and requirements. Sécheron reserves all rights, especially those arising from our “General Delivery Conditions”.
Copyright© 2016 Sécheron SA