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Tank Shower Junction Box
Installation Guide
ET14CHILLER
ET14BMSLL
ET14BL
ET14DL
I00374_Nov 21
Call 1300 369 273
www.enware.com.au
Enware Australia Pty Limited
9 Endeavour Rd Caringbah NSW 2229 Australia
Ph: 02 8536 4000 info
enware.com.au
@
Tank Shower Chiller Unit
BMS Alarm with Low Water Level
Backlit Sign
Downlight
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Summary of Contents for enware ET14BMSLL
- Page 1 Tank Shower Chiller Unit ET14BMSLL BMS Alarm with Low Water Level ET14BL Backlit Sign ET14DL Downlight I00374_Nov 21 Call 1300 369 273 www.enware.com.au Enware Australia Pty Limited 9 Endeavour Rd Caringbah NSW 2229 Australia Ph: 02 8536 4000 info enware.com.au...
- Page 2 SAFETY The unit is designed for indoor or outdoor use. WARNING – INSTALLATION AND SERVICE • The unit is only to be installed, operated, maintained and serviced by qualified persons only. Operation of units such as these can be hazardous and should be serviced by persons with the proper training and qualifications.
- Page 3 TANK SHOWER JUNCTION BOX The Junction Box is a subsystem which monitors water level, water temperature, emergency shower and eyewash activations, and controls all electrical components contained within the Tank Shower. The Junction Box is installed with the Tank Shower. Back to Eyewash switch Interface2...
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Page 4: Wiring Procedure
B2B (back to base signal) interface has two alarm signals being sent to PLC in base. The signal is relay dry contact signal. Open switch identifies the activated alarm. Electrical Specification Maximum Voltage: 30VAC/DC Maximum Current: 1A Call 1300 369 273 www.enware.com.au... - Page 5 (refer figure 1 – excerpt from wiring diagram) AB_S FIGURE 1 DIN terminal blocks A_BMS1 A_BMS2 DIN terminal blocks LWL_BMS1 LWL_BMS2 Terminal blocks for “L”, “N”, “E” Terminal blocks for “C”, “D” Terminal blocks for “A”, “B” Call 1300 369 273 www.enware.com.au...
- Page 6 (Refer Figure 2 – excerpt from wiring diagram) FIGURE 2 Terminal blocks HDR-60-24 24V D earth B. Turn the switch to ON position. Terminal blocks for “L”, “N”, “E” Ensure this switch is ON Sounder Call 1300 369 273 www.enware.com.au...
- Page 7 The default trigger point for the low level water alarm is 7.5 minutes before the tank runs empty. 4. To check chiller function, access inside the pallet and locate the screen on the front of the chiller unit. Check that there are no error codes displayed on the screen. Call 1300 369 273 www.enware.com.au...
- Page 8 TANK SHOWER SYSTEM FULL FUNCTION WIRING DIAGRAM www.enware.com.au Call 1300 369 273...
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Page 9: System Functions
• The chiller is disabled if Tw < Tmin. Note: Tw is water temperature read from the temperature sensor Temp2. Tmin=16°C, Tmax=35°C. (The standard recommends that the water temperature range for safety shower is 15.6°C ~ 37.8°C). Call 1300 369 273 www.enware.com.au... - Page 10 Wire size 0.14 -1.5 mm² Low Water Alarm Signal Normal closed switch. Alarm = switch open. Style Voltage <= 48VDC Current <= 1A Terminal Signature ‘C’, ‘D’ Cable diameter 5-10mm Wire size 0.14 -1.5 mm² Call 1300 369 273 www.enware.com.au...
- Page 11 Tank Shower Chiller Unit The emergency tank shower chiller subsystem (Enware number 678653) is a safe and reliable modular water chiller subsystem designed to chill 1400 litres of water to 16 ~ 35°C. The chiller subsystem is located in the space provided within the existing moulded recess of the tank shower pallet.
- Page 12 The default values are T off=24 ± 2°C, T on=33 ± 2°C which allows 2°C tolerance. Chiller unit Water tank Chiller 24VDC Enable Enable and signal and switch Running signal status signal Temperature Temperature interface Sensor Sensor interface Chiller controller Main Power Water Heater Interface power inlet/outlet element interface Call 1300 369 273 www.enware.com.au...
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Page 13: Service And Maintenance
– 800kPa on the larger units - so there may be too much pressure which would point to the pressure limiting valve that is installed being faulty or the pressure relief valve being faulty Call 1300 369 273 www.enware.com.au... - Page 14 ADDRESS: 9 Endeavour Rd Caringbah NSW 2229 Australia POSTAL ADDRESS: P.O. Box 2545, Taren Point NSW 2229 Australia PHONE: +61 2 8556 4000 1300 369 273 (AUS) WWW.ENWARE.COM.AU INFO@ENWARE.COM.AU ABN 23 003 988 314...
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