T3 - Configurable Input Test - GE LPS-O Instruction Manual

4 ACCEPTANCE/PERIODIC TESTS
RATED DC POWER
48, 125, 250 V DC
The LPS-O includes twelve configurable inputs and twenty configurable outputs. These provide great flexibility
in applying and testing the relay. The configurable inputs are user-programmed to determine their use. For
example, one input could trigger oscillography, while another could select a settings group.
TEST T3 PROCEDURE:
1. Connect the relay as shown in Figure 4–2: CONFIGURABLE INPUT/OUTPUT TEST CONNECTIONS on
page 4–15 with default configurable logic installed.
GE Power Management
X
CONTINUITY
TESTER
Y
A1
+
SUPPLY
-
A17
A2
A18
Figure 4–1: DIGITAL OUTPUTS TEST CONNECTIONS
LPS-O Line Protection System
4.2 GENERAL RELAY TESTS
DIGITAL OUTPUTS
(see Table 4-3)
UNIT UNDER TEST
CASE GROUND
SURGE GROUND
4.2.3 T3 – CONFIGURABLE INPUT TEST
4
4-
13