What is the main function of this Siemens power contactor?
This Siemens power contactor is primarily used to control electrical loads in industrial applications. It is a 3-pole device with a rating of 7 (AC-3) A 400 V ac (AC-3).
What are the key features of this power contactor?
The power contactor has several key features. It is a 3-pole device with a mirror contact to IEC 60947-4-1. However, it does not have a positively driven operation to IEC 60947-5-1.
What are the UL/CSA ratings of this power contactor?
The UL/CSA ratings for this power contactor are as follows: for single-phase squirrel cage motors, it's 0.25 hp at 110/120 V and 0.75 hp at 230 V. For three-phase squirrel cage motors, it's 1.5 hp at 200/208 V, 2 hp at 220/230 V, 3 hp at 460/480 V, and 5 hp at 575/600 V.
What is the operating current for this power contactor?
The operating current (FLA) for three-phase squirrel cage motors is 4.8 A at 480 V and 6.1 A at 600 V.
What is the contact rating designation for the auxiliary contacts of this power contactor?
The contact rating designation for the auxiliary contacts of this power contactor is A600 / Q600 according to UL.
What is the B10 value of this power contactor?
The B10 value of this power contactor, with a high demand rate according to SN 31920, is 1,000,000.
What is the T1 value for the proof test interval or service life of this power contactor?
The T1 value for the proof test interval or service life of this power contactor, according to IEC 61508, is 20 years.
What is the proportion of dangerous failures of this power contactor?
The proportion of dangerous failures of this power contactor is 40% with a low demand rate and 73% with a high demand rate, according to SN 31920.