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Page 45
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Service, spares and accessories
A540-55-880 Issue D
7.3.5
PDT extension cable
The PDT extension cable allows a PDT to be used away from the pump.
7.3.6
Water flow control valve (2 lpm) & monitor assembly
The water flow control valve controls the flow of water through the pump to 2 lpm. The water flow monitor provides
flow rate and displays on PDT.
7.3.7
Earth leakage circuit breaker
Installations requiring an Earth leakage circuit breaker.
7.3.8
Seismic restraint brackets
Installations requiring seismic restraints.
7.3.9
Photohelic gauge chimney
Monitors flow of extracted air from pump enclosure to satisfy SEMI S2 requirements. If flow drops below set level,
disconnect box stops pump.
Table 19 - PDT extension cable
PDT extension cable
Item number
3 m
D37370591
5 m
D37370592
10 m
D37370595
15 m
D37370596
25 m
D37370597
Table 20 - Water flow monitor assembly
Item
Item number
Water flow control valve kit
A50739000
Water flow monitor assembly
A50799000
Table 21 - Earth leakage circuit breaker
Item
Item number
Earth leakage circuit breaker (ELCB)
Contact Edwards
Table 22 - Seismic brackets
Item
Item number
Seismic brackets (4 off)
A50911016
Table 23 - Photohelic gauge assembly
Item
Item number
Extraction port chimney
A50798010
Photohelic switch/gauge
Contact Edwards
