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20160115 One question per day

2016-01-15View Original

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20160115 Daily Question: 1-3 points for participation, 3-5 points for a correct answer. What is the priority value for setting the control supply voltage? ( ) Multiple selection
A. DC: 24, 48, 110, 220, 250V
B. AC: 24, 36, 48, 110, 127, 220, 230V
C. DC: 12, 24, 36, 48, 110, 220, 250V
D. AC: 24, 36, 48, 80, 110, 220, 380V
AB
Reply #22016-01-15
Priority value (AD) of the rated control supply voltage. Multiple selection:
A. DC: 24, 48, 110, 220, 250 V
B. AC: 24, 36, 48, 110, 127, 220, 230 V
C. DC: 12, 24, 36, 48, 110, 220, 250 V
D. AC: 24, 36, 48, 80, 110, 220, 380 V
Reply #32016-01-15
Priority value of the rated control supply voltage (bc). Multiple choice: B. AC 24, 36, 48, 110, 127, 220, 230V C. DC 12, 24, 36, 48, 110, 220, 250V
Reply #42016-01-15
Priority value of the rated control supply voltage (CD). A. DC 24, 48, 110, 220, 250V B. AC 24, 36, 48, 110, 127, 220, 230V C. DC 12, 24, 36, 48, 110, 220, 250V D. AC 24, 36, 48, 80, 110, 220, 380V
Reply #52016-01-15
Priority value of the rated control supply voltage (AD). Multiple selection:
A. DC 24, 48, 110, 220, 250V
B. AC 24, 36, 48, 110, 127, 220, 230V
C. DC 12, 24, 36, 48, 110, 220, 250V
D. AC 24, 36, 48, 80, 110, 220, 380V
Reply #62016-01-15
Priority value of the rated control supply voltage (A B). A. DC 24, 48, 110, 220, 250V B. AC 24, 36, 48, 110, 127, 220, 230V C. DC 12, 24, 36, 48, 110, 220, 250V D. AC 24, 36, 48, 80, 110, 220, 380V
Reply #72016-01-15
A, B. -----------------------------
Reply #82016-01-15
AB~~~~~~~~~~~~~~~~~~~~~~~
Reply #92016-01-15
Priority value of the rated control supply voltage (ACE). A. DC 24, 48, 110, 220, 250V B. AC 24, 36, 48, 110, 127, 220, 230V C. DC 12, 24, 36, 48, 110, 220, 250V D. AC 24, 36, 48, 80, 110, 220, 380V

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Translated at 2026-07-21 00:57:42

Original: https://bbs.hcbbs.com/thread-1537507-1-1.html

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