Manual 37137B
ESDR 4 - Current Differential Protection Relay
Discrete Inputs
≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡
Signal device
Signal device
Signal device
Blocking
Acknowledgment
Configuration
18 to 250 V (ac/dc)
17
15
18
15
19
15
Figure 3-4: Discrete inputs
Terminal Associated
common
Description
(according to DIN 40 719 section 3, 5.8.3)
A
max
A B
Make contact
17 Configuration
2.5
mm²
18 Acknowledgement
2.5
mm²
19
15
Blocked
2.5 mm²
Page 12/35
© Woodward
