INSERT-VALVE SEAT 1838809 - Caterpillar

Power Distribution Panel (Low Voltage Switchgear)
Illustration 1 g00845371
Power Distribution Circuit Switching (1) AC Power for the battery charger (2) "FLOAT"/"EQUALIZE" switch (3) Meter for charging current (4) DC power from the battery charger (5) DC power to the switchgear (6) General AC shore power (7) Space heater for the switchgear (8) Space heater for the generator (9) Jacket water heater 1 (10) Jacket water heater 2 (11) DC lights for the power module (12) Prelube motor (standard equipment on gas engines) (13) Methane detector (standard equipment for only gas engines) (14) Fuel transfer switch (standard equipment for only diesel engines) (15) AC for lighting and outlets (optional equipment for all engines) (16) Electrically Actuated Louvers (+24 DCV) (optional equipment for all engines) (17) Battery heater pads (optional equipment for all engines)See the note.Note: In illustration 1, the fuel transfer switch (14) will be replaced by a heater for the lubricating oil tank. This heater is standard equipment that is available on only gas engines.Note: Items 6 through item 11 that appear in illustration 1 are the circuit protection devices for the power module distribution features that are standard equipment. Items 12 through 17 are the circuit protection devices for the power module distribution features that are optional equipment.
Illustration 2 g00845370
Circuit Protection for Power Distribution (18) Circuit breaker for the crankcase breather motor circuit (optional equipment on gas engines) (19) Circuit breaker for the motor circuit for the radiator fan (20) Circuit breaker for the distribution transformer secondary (21) Circuit breaker for the primary winding of the distribution transformerNote: The circuit breaker for the motor circuit for the radiator fan (19) is used only on 3516B engines.Note: The circuit breakers for the following circuits are rated at 100 kA interrupting: primary windings of the distribution transformer, crankcase breather circuit and the motor circuit for the radiator fan.Power Distribution Panel (Medium Voltage Switchgear)
Illustration 3 g00845227
Power Distribution Circuit Switching and circuit protection (Medium Voltage Switchgear) (22) "AC POWER" for the "BATTERY CHARGER" (23) Meter for charging current (24) "DC POWER" for the "BATTERY CHARGER" (output) (25) "DC POWER" for the switchgear (26) "JACKET WATER HEATER 1" (27) "JACKET WATER HEATER 2" (28) General AC utility power (29) "SPACE HEATER" for the "ENGINE ROOM" (30) "SPACE HEATER" for the "SWITCHGEAR ROOM" (31) "CRANKCASE BREATHER" (standard on gas engines) (32) "SPARE" (33) "FLOAT EQUALIZE" switch (34) "GENERAL AC SHORE POWER" (35) "SPACE HEATERS" for the switchgear (36) "SPACE HEATER" for the generator (37) "JACKET WATER HEATER 1" (38) "JACKET WATER HEATER 2" (39) "DC LIGHTS" for the "POWER MODULE" (40) "BATTERY HEATER PADS" (optional equipment for all engines) (41) "PRELUBE MOTOR" (standard equipment for only gas engines) (42) "METHANE DETECTOR" (standard equipment for only gas engines) (43) "FUEL TRANSFER" switch (standard equipment for only diesel engines) (44) AC for "LIGHTING" and "OUTLETS" (optional equipment for all engines) (45) Electrically Actuated "LOUVERS" (+24 DCV) (optional equipment for all engines)Note: Items 23 through item 30 are the circuit protection for the utility sourced distribution. Items 31 through item