York YHAU-CE-JE Series, Установка, эксплуатация и обслуживание, Страница: 39 / 136

JOHNSON CONTROLS
39
SECTION 3 – HANDLING, STORAGE, INSTALLATION AND REASSEMBLY
FORM 155.33-ICOM2.EN.GB
ISSUE DATE:12/4/2017
4
LD22352
FIGURE 12 - SIGNAL TERMINAL TRANSITION WIRING
Example: Transition wiring in case the start panel of the
chilled / hot water pump and cooling water pump are sepa-
rately equipped.
NOTES
:
• The supply power source is designed as a 3-phase,
4- wire standard.
• Every unit must be properly grounded. Use an
earth leakage breaker. See Figure 11 on page
38
.
• Connect an interlock if necessary. (The * tells you
the interlock is required.)
a. Operating interlock
* Chilled / hot water pump start signal
• Exhaust gas full open interlock
b. Cooling water pump interlock
* Cooling water pump start signal
c. Normally monitoring interlock
• Seismoscope relay
• abnormal room temperature sensor
d. Emergency failure interlock
• Exhaust gas leak detector
• For terminal base position & contact specifica -
tion, see
Table 4 on page 38.
• Use a shield wire which has a max. extension of
200 m and is more than 0.8 mm
2
thick.
• Terminals which are not shown in the figures are
already connected in the factory.