Table of Contents
Line distance protection REL670
Version 2.2
The stated operate time for functions
include the operating time for the binary
inputs and outputs.
Table 25. IRF - Internal Fail relay output
Quantity
Max. system voltage
Min. load voltage
Number of outputs
Test voltage across open contact, 1 min
Current carrying capacity:
Continuous
1.0 s
Making capacity at capacitive load with the maximum capacitance of
0.2 μF:
0.2 s
1.0 s
Making capacity for DC with L/R > 10 ms:
0.2 s
1.0 s
Making capacity at resistive load
0.2 s
1.0 s
Breaking capacity for DC with L/R ≤ 40 ms
(According to IEC 61810-1)
Breaking capacity for DC with L/R=100 ms
Breaking capacity for DC with resistive load
Max. operations with inductive load L/R ≤ 40 ms
Max. operations with resistive load
Max. operations with no load
Influencing factors
Table 26. Temperature and humidity influence
Parameter
Ambient temperature, operate
value
Relative humidity
Operative range
Hitachi Energy
M16705-1 v18
Reference value
+20±5°C
45-75%
0-95%
© 2017 - 2022 Hitachi Energy. All rights reserved
Rated value
250 V DC
24 V DC
1
1000 V rms
4 A
8 A
20 A
8 A
20 A
8 A
20 A
8 A
48 V/1 A
110 V/0.4 A
125 V/0.35 A
220 V/0.2 A
250 V/0.15 A
110 V/0.3 A
48 V/2 A
110 V/0.5 A
125 V/0.45 A
220 V/0.35 A
250 V/0.3 A
1000
2000
10000
Nominal range
-25°C to +55°C
10-90%
1MRK 506 372-BEN Q
GUID-61AA4AEF-D09C-4BA6-9142-B5CA857C0574 v1
IP15846-1 v1
Influence
0.02%/°C
-
75
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