ABB RELION REX640 - Page 1944

Description Value
Maximum loop impe-
dance
700 Ω
Operation accuracy ±0.1 mA
Table 1672: Signal outputs and IRF output
Description Value
Rated voltage 250 V AC/DC
Maximum continuous burden (resistive load,
AC)
1250 VA
Continuous contact carry 5 A
Make and carry for 3.0 s 10 A
Make and carry 0.5 s 15 A
Breaking capacity when the control-circuit
time constant L/R<40 ms, at 48/110/220 V
DC
1 A/0.25 A/0.15 A
Minimum contact load 10 mA at 5 V AC/DC
Table 1673: Single-pole power output relays
Description Value
Rated voltage 250 V AC/DC
Maximum continuous burden (resistive load,
AC)
2000 VA
Continuous contact carry 8 A
Make and carry for 3.0 s 15 A
Make and carry for 0.5 s 30 A
Breaking capacity when the control-circuit
time constant L/R<40 ms, at 48/110/220 V
DC
5 A/3 A/1 A
Minimum contact load 100 mA at 24 V AC/DC
Table 1674: Static signal output (SSO) relays
Description Value
Rated voltage 250 V AC/DC
Maximum continuous burden (resistive load,
AC)
250 VA
Continuous contact carry 1 A
Make and carry for 3.0 s 5 A
Breaking capacity when the control-circuit
time constant L/R<40 ms, at 110 V DC
0.25 A
Minimum load current 1 mA
Maximum operation frequency at 50% duty
cycle
10 Hz
Technical data 1MRS759142 F
1944 REX640
Technical Manual