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Specification
| product brand name | SIRIUS |
| product category | Auxiliary switch |
| product designation | auxiliary switch |
| design of the product | for snapping onto the front |
| product type designation | 3RH19 |
| suitability for use | for 3RT10, 3RT12, 3RT145, 3RT146, 3RT147 |
| insulation voltage with degree of pollution 3 at AC rated value | 690 V |
| surge voltage resistance rated value | 6 kV |
| protection class IP on the front | IP20 |
| mechanical service life (operating cycles) typical | 10 000 000 |
| electrical endurance (operating cycles) at AC-15 at 230 V typical |
200 000 |
| number of NC contacts for auxiliary contacts ● instantaneous contact |
1 |
| number of NO contacts for auxiliary contacts ● instantaneous contact |
0 |
| number of CO contacts of auxiliary contacts instantaneous contact |
0 |
| operational current at AC-15 at 690 V rated value | 1A |
| operational current of auxiliary contacts at AC-12 ● at 24 V ● at 230 V |
10 A 10 A |
| operational current of auxiliary contacts at AC-14 ● at 125 V ● at 250 V |
6 A 6 A |
| operational current of auxiliary contacts at AC-12 maximum | 10 A |
| operational current of auxiliary contacts at AC-15 ● at 24 V ● at 230 V ● at 400 V |
6 A 6 A 3 A |
| operational current of auxiliary contacts at DC-12 ● at 24 V ● at 110 V ● at 220 V |
10 A 3 A 1 A |
| operational current with 2 current paths in series at DC-12 ● at 24 V rated value ● at 60 V rated value ● at 110 V rated value ● at 220 V rated value |
10 A 10 A 4 A 2 A |
Description
Siemens 3RH1921-1CA01 SIRIUS Auxiliary Switch Block
SIRIUS Auxiliary Switch Block, 24/230 VAC/24/110/220 VDC, 1/3/10 A, 1 Contacts, Snap-On Mount, 10000000/200000 Cycles Operating Cycles, -25 to 60 deg C Operating, Environmental Conditions: -55 to 80 deg C Storage Temperature, For Use With: 3RT1 Motor Contactor, Contactor Relay, Power Contactor, 38 mm H x 10 mm W x 51 mm D
Additional Description: SIEM-3RH1921-1CA01 AUXILIARY FRONT,SO-S3, 1NC
Catalog Description: AUXILIARY SWITCH BLOCK DIN EN50005 FOR CONTACTORS FOR SWITCHING MOTORS 1 Pole, 1NC Screw Connection
