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Impulse relay with fixed duration. 1 impulse contact and 2 CO contacts.

Pluggable on socket with a withdrawal clasp and square guide pins which can act as a key to ensure that the correct relay is used at the correct voltage (see our withdrawal guide in the technical support pages of this site)

Pluggable on the following sockets : EVB1/CA, ERC1CA or ERDL1CA.



Operation principle

Impulse relay with fixed duration :

* interval between 2 operations >= 1 s
* duration of the impulse contact >= 200 ms

Technical features

Function Impulse (ET - MT)
Presentation under cover
Connection on front or rear wiring socket
Number of mechanical operations 35.000.000
Operating temperature - 5°C to + 40°C
Storage temperature - 40°C to + 70°C
Climatic protection optional reinforced climatic protection
Shock voltage 3 KV (wave 1,2/50 µs)
Dielectric strength 2200 V eff
Insulation resistance NFC 45-202 & VDE0110 : C250
Weight 200 g.
Protection level IP 40 (according to NFC 20-010)
Resistance to mechanical shocks severity 50 A (CEI 68-2-27)
Resistance to vibrations 0.35 mm / 10-55Hz (CEI 38-2-6)

Coil data

  Direct current Alternative current
Min. nominal voltage DC 12 V 12 V
Min. nominal voltage AC 220 V 230 V 50-60 Hz
Operating range -20/+10% of nominal voltage
Power requirement 2,2 W +/- 20% 3 VA +/- 20%


Number of contacts 1
Max. load current 8 A inst. / 4 A impulse
Low power switching 0,1 VA with min voltage 1 V and/or I min 1 mA
Response time (bounce time not included) DC < 9 ms - AC < 24 ms

Contacts rating

instantaneous contacts - connection on DC X 1.000.000 impulse contacts
connection on AC X 1.000.000 impulse contacts


* CAP relay with reinforced climatic protection
* CAP relay with 3 instantaneous contacts and 1 impulse contact

Homologations & conformities :

* CEI 255-1-00
* NFC 45-250

Non-contractual document - characteristics to be confirmed before order
TEC AUTOMATISMES reserves the right to modify description and specifications without notice

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