3903988 EXHAUST GP Caterpillar parts
Rating:
Alternative (cross code) number:
CA3903988
390-3988
3903988
CA3903988
390-3988
3903988
Information:
Table 2
Default Function Assignments for the Input Contacts    
Contact    Function    Description    
1     1     On Generator    
2     2     Remote switch from UPS to Bypass    
3     3     Remotely switch the UPS to on-line status. (1)    
4     4     Building Alarm 1    
5     5     Building Alarm 2    
6     6     Building Alarm 3    
( 1 ) This contact is used only if there are no errors that are active.The system has six pairs of contacts for output. The contacts are "A/B" type. The pairs of contacts act as a single-pole single-throw switch. All of these contacts can be configured using UPS View in order to indicate if certain conditions exist.The contacts that are user programmable have an operating parameter that is used to configure that contact. The following list of functions can be assigned to the remote output contacts by entering the parameter in the operating parameter for the associated remote output.
Table 3
Functions of the Output Contacts    
Function    Description    
0     No function    
1-100     Flywheel Percent Energy (1)    
101     On-line (normal)    
102     On Bypass    
103     Flywheel Discharging    
104     A Notice Condition or an Alarm Condition is active.    
105     Alarm Condition is active.    
106     Overload    
107     Cabinet over temperature    
108     External Alarm Active (2)    
109     AUX Generator Set Start is unavailable.    
110     Overload Bypass (3)    
111     The fusible link for the DC Bus Capacitor is open.    
112     Fan Failure    
113     Run Genset (4) (5)    
114     Pulsed Genset Start (4) (5)    
115     Pulsed Genset Stop (4) (5)    
116     ATS Command (6) (7)    
( 1 ) The flywheel has the programmed percentage of usable energy that is available and the system is on-line.
( 2 ) This contact is activated by programming remote inputs to any of the Building Alarms or the Fire Alarm functions.
( 3 ) The system is in bypass mode because of an overload condition.
( 4 ) This contact is used with genset start.
( 5 ) This contact enables manual start.
( 6 ) This contact is used with the ATS Command Level operating parameter. When the system is in discharge, the contact closes.
( 7 ) When the total available system energy drops below a preset level, the contact closes.
Table 4
Default Function Assignments for the Output Contacts    
Contact    Function    Description    
1     101     On-line (normal)    
2     102     On Bypass    
3     103     Flywheel Discharging    
4     50     Flywheel Percent Energy    
5     104     A Notice Condition or an Alarm Condition is active.    
6     105     Alarm Condition is active.    
7     106     Overload    
8     107     Cabinet over temperature    
Caterpillar SIS machinery equipment:
Caterpillar parts catalog:
Parts exhaust Caterpillar catalog:
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