
11
NT 874 717 A
ISOM HM420 plus RA720
Switching elements
Number of changeover contacts ................................................................... 1 changeover contact
Operating principle ............................................ N/C operation / N/O operation (N/C operation)*
Electrical service life, number of cycles ................................................................................. 10.000
Contact data acc. to IEC 60947-5-1
Utilization category .................................... AC -13..... AC -14 ...... DC-12...... DC-12 ...... DC-12
Rated operational voltage ............................. 230 V ........ 230 V ..........24 V ........ 110 V ........220 V
Rated operational current ................................. 5 A............ 3 A ............1 A......... 0.2 A .........0.1 A
Minimum contact load .................................................................................. 1 mA at AC / DC 10 V
Environment / EMC
EMC ................................................................................................................................... IEC 61326
Operating temperature ........................................................................................ -25 °C…+55 °C
Classification of climatic conditions acc. to IEC 60721:
Stationary use (IEC 60721-3-3) ......................... 3K5 (except condensation and formation of ice)
Transport (IEC 60721-3-2) ................................. 2K3 (except condensation and formation of ice)
Storage (IEC 60721-3-1) .................................... 1K4 (except condensation and formation of ice)
Classification of mechanical conditions acc. to IEC 60721:
Stationary use (IEC 60721-3-3) ................................................................................................ 3M4
Transport (IEC 60721-3-2) ........................................................................................................ 2M2
Storage (IEC 60721-3-1) ........................................................................................................... 1M3
Connection
Connection type .........................................................................................
push-wire terminals
Connection properties:
Rigid .................................................................................................. 0.2...2.5 mm2 (AWG 24...14)
Flexible without ferrules.................................................................... 0.2...2.5 mm2 (AWG 24...14)
Flexible with ferrules ......................................................................... 0.2...1.5 mm2 (AWG 24...16)
Stripping length .................................................................................................................... 10 mm
Opening force ............................................................................................................................. 50 N
Test opening, diameter ........................................................................................................ 2.1 mm
General data
Operating mode ............................................................................................. continuous operation
Position of normal use ................................................................................................................ any
Degree of protection, internal components ................................................... (DIN EN 60529) IP30
Degree of protection, terminals ..................................................................... (DIN EN 60529) IP20
Enclosure material...................................................................................................... polycarbonate
Flammability class .............................................................................................................. UL94V-0
Screw mounting .................................................................................................................... 2 x M4
DIN rail mounting acc. to .................................................................................................. IEC 60715
Software version ............................................................................................................ D288 V1.0x
Weight ........................................................................................................................ approx. 150 g
( )* = Factory setting
Technical data RA720
Insulation coordination acc. to IEC 60664-1 / IEC 60664-3
Rated insulation voltage ............................................................................................................ 50 V
Rated impulse voltage/pollution degree ......................................................................... 500 V / III
Supply voltage
Supply voltage U
S
...................................................................................................... DC 18…28 V
Power consumption .............................................................................................................. 0.5 VA
Environment / EMC
EMC ................................................................................................................................... IEC 61326
Operating temperature ........................................................................................ -10 °C…+55 °C
Classification of climatic conditions acc. to IEC 60721:
Stationary use (IEC 60721-3-3) ......................... 3K5 (except condensation and formation of ice)
Transport (IEC 60721-3-2) ................................. 2K3 (except condensation and formation of ice)
Storage (IEC 60721-3-1) .................................... 1K4 (except condensation and formation of ice)
Classification of mechanical conditions acc. to IEC 60721:
Stationary use (IEC 60721-3-3) ................................................................................................ 3M4
Transport (IEC 60721-3-2) ........................................................................................................ 2M2
Storage (IEC 60721-3-1) ........................................................................................................... 1M3
Nombre et type
Nombre .............................................................................................................................1 inverseur
Mode de travail .................................... courant de repos / courant de travail (courant de repos)*
Durée de vie électrique sous des conditions assignées de fonctionnement .. 10.000 manoeuvres
Données des contacts selon IEC 60947-5-1
Catégorie d´utilisation ................................. AC-13 ...... AC-14 ....... DC-12 ...... DC-12 ....... DC-12
Tension assignée de service .......................... 230 V ........230 V .......... 24 V ........110 V ........ 220 V
Courant de fonctionnement assigné ................ 5 A ........... 3 A ............ 1 A ........ 0,2 A ........ 0,1 A
Capacité minimale de charge des contacts ............................................... 1 mA pour AC / DC 10 V
Environnement / CEM
CEM ................................................................................................................................... IEC 61326
Température de fonctionnement ........................................................................ -25 °C…+55 °C
Classes climatiques selon IEC 60721 :
Utilisation à poste fixe (IEC 60721-3-3) ............. 3K5 (sans condensation ni formation de glace)
Transport (IEC 69721-3-2) .................................. 2K3 (sans condensation ni formation de glace)
Stockage longue durée (IEC 60721-3-1) ............ 1K4 (sans condensation ni formation de glace)
Sollicitation mécanique selon IEC 60721 :
Utilisation à poste fixe (IEC 60721-3-3) .................................................................................. 3M4
Transport (IEC 60721-3-2) ....................................................................................................... 2M2
Stockage longue durée (IEC 60721-3-1) ................................................................................. 1M3
Schéma de branchement
Mode de raccordement ......................................................................................
bornes à ressort
Section des raccordements :
rigide ................................................................................................. 0,2...2,5 mm2 (AWG 24...14)
souple sans embout .......................................................................... 0,2...2,5 mm2 (AWG 24...14)
souple avec embout .......................................................................... 0,2...1,5 mm2 (AWG 24...16)
Longueur de dénudage ......................................................................................................... 10 mm
Force d´ouverture ..................................................................................................................... 50 N
Ouverture pour essai, diamètre ........................................................................................... 2,1 mm
Divers
Mode de fonctionnement .................................................................................. régime permanent
Position d'utilisation ........................................................................................................... au choix
Degré IP de la face avant du boîtier ................................................................ (DIN EN 60529) IP30
Indice de protection des bornes ...................................................................... (DIN EN 60529) IP20
Matériau du boîtier ................................................................................................... polycarbonate
Classe d´inflammabilité .................................................................................................... UL94V-0
Fixation par vis ........................................................................................................................2 x M4
Fixation rapide sur rail ...................................................................................................... IEC 60715
Version soft .................................................................................................................... D288 V1.0x
Poids ......................................................................................................................................... 150 g
( )* = réglage usine
Caractéristiques techniques du RA720
Coordination de l´isolement selon IEC 60664-1 / IEC 60664-3
Tension assignée..........................................................................................................................50 V
Qualité diélectrique / degré de pollution ......................................................................... 500 V / III
Tension d´alimentation
Tension d´alimentation U
s
......................................................................................... DC 18…28 V
Consommation propre ........................................................................................................... 0,5 VA
Environnement / CEM
CEM ................................................................................................................................... IEC 61326
Température de fonctionnement ........................................................................ -10 °C…+55 °C
Classes climatiques selon IEC 60721 :
Utilisation à poste fixe (IEC 60721-3-3) ............. 3K5 (sans condensation ni formation de glace)
Transport (IEC 69721-3-2) .................................. 2K3 (sans condensation ni formation de glace)
Stockage longue durée (IEC 60721-3-1) ............ 1K4 (sans condensation ni formation de glace)
Sollicitation mécanique selon IEC 60721 :
Utilisation à poste fixe (IEC 60721-3-3) .................................................................................. 3M4
Transport (IEC 60721-3-2) ....................................................................................................... 2M2
Stockage longue durée (IEC 60721-3-1) ................................................................................. 1M3