Ingersoll-Rand G 270, Users Manual And Maintenance Manual

Page: 38 / 214

8
5 - O Option 33, 44 aand 55 m modules ((OPT345)
! Modular case, dimensions : 160x90x58
!
Programming specific to each module (dip-switch)
!
8 allocated inputs and 10 programmable outputs on option 3 for remote volt free contacts
! 8 programmable inputs and 10 programmable outputs on option 4 , with 24 preprogrammed options
!
Specific programming of some entries
6 - AAlternator ccurrent iinput
!
4-wire, unisolated, on current transformer with 5A secondary (not built into the electronics)
!
Measurements in true root mean square values
!
Measurement range: 60A to 5000A
7 - AAlternator vvoltage iinput
!
4-wire (3ph + neutral), unisolated, with 12.5A-500Vac built in power bus in 50 and 60Hz
!
Measurements in true root mean square values
!
Frequency measurement on phase 1 for screen display and engine overspeed sensing
8 - M Mains vvoltage m mains 11
!
4-wire (3ph + neutral), unisolated, with 15A-600Vac built in power bus in 50 and 60Hz
!
No voltage and frequency measurements
9 - M Mains vvoltage m mains 22
!
2-wire (1ph + neutral), unisolated, with 10A-240Vac built in power bus in 50 and 60Hz
!
No voltage and frequency measurements
10 - C Charge aalternator iinput
! Charge alternator excitation and fault
!
Starter hardware fail safe on software failure
11 - C Communication
!
RS485 serial port with J-Bus protocol (Mod bus RTU)
!
9-pin SUB-D connector
!
Monitoring possible in local mode ( ≤ 1000meters)
!
Remote management possible with 2 modems (>1000m)
! Optional monitoring/remote management software
12 - C CAN LLink
!
Link between interface board and option module(s)
!
Standard CAN bus version 2.0b, 9-pin SUB-D connector for CC supply to module
!
1 connector on CB and CB1, 2 connectors on CB12
13 - FFuse pprotection
!
Fn, F1, F2, F3, 12.5A-500V fuses for alternator bus
! Mains bus protected by circuit breaker in the ATS
!
F5, 10A fuse for the DC bus
!
F7, 2.5A delayed action fuse for the interface board
! F6, 1A delayed action fuse for option 3 Module
!
F8, 1A delayed action fuse for option 4, 5 Module (CB12 only)
14 - C Connections
!
Multi-pin (2 to 15 pins) connectors with polarizer
!
Number of connectors varies with interface board
!
Each connector has a specific use
15 - PProgramming ooptions
!
Multiple programming possibilities
!
Access code required to read/program