For the range discussed in problem 11:
a. What size 60°C ungrounded conductors are required?_____________________
b. What size 60°C neutral conductor is required? _____________________
c. What size 75°C ungrounded conductors are required? The terminal block and lugs on the range, the branch-circuit breaker, and the panelboard are marked as suitable for 75°C wire. _____________________
d. What size 75°C neutral conductor is required? Terminations are the same as in part (c). _____________________
Reference: Problem 11:
A double-oven electric range is rated at 18 kW, 120/240 volts. Calculate the maximum demand according to Table 220.55. Show all calculations.
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