What is the size of the contactor?
The Siemens 3RT2026-2BB40 contactor is of size S0.
What is the protection class IP on the front?
The protection class IP on the front of the 3RT2026-2BB40 contactor is IP20.
What is the maximum installation altitude for this contactor?
The maximum installation altitude for the Siemens 3RT2026-2BB40 contactor is 2,000 meters above sea level.
What is the ambient temperature range during storage and operation?
The ambient temperature range for the 3RT2026-2BB40 contactor is -55°C to +80°C during storage and -25°C to +60°C during operation.
What is the rated insulation voltage?
The rated insulation voltage for the Siemens 3RT2026-2BB40 contactor is 690V.
What is the control supply voltage for DC?
The control supply voltage for DC in the 3RT2026-2BB40 contactor is 24V.
How many auxiliary contacts does this contactor have?
The Siemens 3RT2026-2BB40 contactor has 1 normally closed (NC) and 1 normally open (NO) auxiliary contact for instantaneous switching.
What is the shock resistance of this contactor?
The shock resistance of the 3RT2026-2BB40 contactor is 10g / 5 ms and 7.5g / 10 ms at rectangular impulse for DC, and 15g / 5 ms and 10g / 10 ms at sine pulse for DC.
What are the UL/CSA ratings for single-phase and three-phase squirrel cage motors?
For the 3RT2026-2BB40 contactor, the UL/CSA ratings for single-phase squirrel cage motors are 2 hp at 110/120V and 3 hp at 230V. For three-phase squirrel cage motors, the ratings are 5 hp at 200/208V and 7.5 hp at 220/230V.