Siemens 7UT51

7UT51 v3
Description of Relay
2
PRIM-2330C 19
Table 2.2
Specifications for Inputs and Outputs of the Relay
DC Supply Power
Rated supply voltage (specified when relay is ordered) 24/48 Vdc 60/110/125 Vdc 220/250 Vdc
Permissible voltage range 19 to 56 Vdc 48 to 144 Vdc 176 to 288 Vdc
Superimposed a.c. voltage, peak
-
to
-
peak ≤ 12% at rated voltage
≤ 6% at limits of permissible voltage
Power consumption
7UT512 7UT513
Quiescent 10 W (approximately) 13 W (approximately)
Energized 14 W (approximately) 22 W (approximately)
Bridging time during failure or short
-
circuit of supply power ≥ 50 ms at rated supply voltage ≥ 110 Vdc
Trip Contacts
7UT512 7UT513
Programmable (trip) relays 2 dual
-
ganged Form A (N.O.) 3 dual
-
ganged Form A (N.O.),
and 2 Form A (N.O.)
Switching capacity
Make
Break
1000W/VA
30W/VA
Switching voltage 250V
Permissible current 5 A continuous
30 Afor 0.5 s
Signal Contacts
7UT512 7UT513
Programmable 4 Form C 5 Form A and 5 Form C
Self
-
monitoring relay failure outputs status 1 Form C 1 Form C
Switching capacity
Make
Break
20W/VA
20W/VA
Switching voltage 250V
Permissible current 1A
Binary
-
Signal Inputs
7UT512 7UT513
Programmable 2 5
Switching voltage 24 to 250 Vdc
Current consumption approximately 2.5mA, independent of operating voltage