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Circuit breaker CB2 supplies power to the control center, oil heater, and portions of the starter controls. Circuit breaker CB3 supplies power to oil pump. Both of these circuit breakers are wired in parallel with CB1 so that power is supplied to them if the CB1 disconnect is open.
All starters are shipped with a Carrier control module called the Starter Management Module (SMM). This module controls and monitors all aspects of the starter. See the Controls section for additional SMM information. All starter replacement parts are supplied by the starter manufacturer.
Unit-Mounted Solid-State Starter (Optional)
The 19XL may be equipped with a
Two varieties of
These starters operate by reducing the starting voltage. The starting torque of a motor at full voltage is typically 125% to 175% of the running torque. When the voltage and the current are