ENEL/TERNA APPROVED PRODUCTS

Trip relay, monostables and latching

Trip relays, with reduced switching times (e.g. <10ms) compared to standard relays (e.g. < 20ms).

Model Contacts Nominal
Current
Coil input Note Classification
RV LV16

6

5

DC Ultra Fast-acting (trip relay) < 6ms, monostable All or nothing relay, fast-acting LV16/1-2-3-5
RMMV

8

10

DC Ultra Fast-acting (trip relay) < 6ms, monostable All or nothing relay, fast-acting LV16/1-2-3-5

Latching

Relay with 2 latched contact positions. The contacts change state with an electrical pulse supplied by one of the 2 power coils. To restore the starting position of the contacts, the other coil must be powered.

Model Contacts Nominal
Current
Coil input Note Classification
OKBA

4

10

DC or AC 8 C/O as option All or nothing latching relay LV15/1, LV15/2, LV15/3, LV16/1, LV16/3
BAS8

8

10

DC or AC All or nothing latching relay LV16/2, LV16/4 (coil continuity check)
RGB

4

12

DC or AC All or nothing latching relay LV15/1, LV15/2, LV15/3, LV16/1, LV16/3
RMB

8

12

20

10

DC or AC Multi-contacts All or nothing latching relay LV16/1-2-3-4 (coil continuity check)

Instantaneous, monostable

The contacts change position instantaneously when the relay is powered and return instantaneously to their initial position when power is shut off.

Model Contacts Nominal
Current
Coil input Note Classification
BIPOK

4

5

DC or AC Compact, magnetic arc blow-out All or nothing monostable relay, instantaneous, LV15/2
BIPOKS

4

10

DC or AC Compact, magnetic arc blow-out All or nothing monostable relay, instantaneous, LV15/1
OKFC

4

8

12

10

DC or AC 8 and 12 C/O as option, 100.000.000 operations, low consumption All or nothing monostable relay, instantaneous, LV15/1
OKSFC

4

8

12

10

DC or AC 8 and 12 C/O as option, 100.000.000 operations All or nothing monostable relay, instantaneous, LV15/1
RDM

4

10

DC or AC Compact All or nothing monostable relay, instantaneous, LV15/1, LV15/2
RGM

4

12

DC or AC Very high breaking cap. All or nothing monostable relay, instantaneous, LV15/1

Time delayed, pick-up, drop-out, logic

The contacts change status with time delay T with respect to the energization or de-energization of the relay input circuit. Logical function relays can be used for various functions, including CYCLIC, ONE-SHOT, etc.

Model Contacts Nominal
Current
Coil input Note Classification
TM2E TMS2E

4

5

10

DC or AC Wide scale, Delay ON (2) + INST (2) All or nothing monostable relay, timed LV15/3
TM4E TMS4E

4

5

10

DC or AC Wide scale, Delay ON All or nothing monostable relay, timed LV15/1, LV15/2, LV16/2
TM2R TMS2R

4

5

10

DC or AC Wide scale, Delay OFF (2) + INST (2) All or nothing monostable relay, timed LV15/3
TM4R TMS4R

4

5

10

DC or AC Wide scale, Delay OFF All or nothing monostable relay, timed LV15/1, LV15/2
CLE

4

5

DC or AC Flashers, fixed time All or nothing monostable flasher relay LV15, LV16
RDT

4

10

DC or AC Delai ON or delai OFF All or nothing monostable relay, timed LV15/1, LV15/2, LV15/3, LV15/4, LV16/2
RGL

2

12

DC or AC Flashers All or nothing monostable flasher relay LV15, LV16

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