Atlas Copco ER S-1 User Manual

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6.2. Low temperature rise/High water flow .................................................................................................................... 19
6.3. High temperature rise/low water flow ..................................................................................................................... 19
6.4. Recovery water flow .............................................................................................................................................. 19
6.5. Recovery water requirements for closed water circuits .......................................................................................... 19
6.6. Recovery water requirements for open water circuits ............................................................................................ 20
7. Operation ................................................................................................................................................................... 21
7.1. Thermostatic bypass valve .................................................................................................................................... 21
Heat exchanger bypass valve (of ER unit) with lever ....................................................................................................... 21
Main oil cooler bypass valve of oil filter pipe .................................................................................................................... 21
Thermostatic valve instructions ........................................................................................................................................ 21
7.2. Energy recovery system is turned on ..................................................................................................................... 22
Compressor start-up ........................................................................................................................................................ 22
Maximum energy recovery ............................................................................................................................................... 22
Low consumption of recovered energy ............................................................................................................................ 22
Recovery water flow too high or water inlet temperature too low ..................................................................................... 22
7.3. Energy recovery system is turned off ..................................................................................................................... 23
7.4. Commissioning the energy recovery system ......................................................................................................... 23
For fixed speed compressors ........................................................................................................................................... 23
For VSD compressors ...................................................................................................................................................... 23
7.5. Stopping the ER unit for a longer period ................................................................................................................ 23
8. Maintenance............................................................................................................................................................... 24
8.1. Compressor oil ....................................................................................................................................................... 24
Before installation............................................................................................................................................................. 24
Oil filling instructions ........................................................................................................................................................ 24
Oil drain instructions ......................................................................................................................................................... 24
Volumes ........................................................................................................................................................................... 25
Length flexibles ................................................................................................................................................................ 25
8.2. Thermostatic bypass valves................................................................................................................................... 25
8.3. Heat exchanger ..................................................................................................................................................... 25
8.4. Maintenance schedule ........................................................................................................................................... 25
9. Energy recovery data ................................................................................................................................................. 26
9.1. Reference conditions ............................................................................................................................................. 26
9.2. Effective operating pressure .................................................................................................................................. 26
9.3. Maximum operating pressure ................................................................................................................................ 26
9.4. Reading settings .................................................................................................................................................... 26
9.5. Modifying settings .................................................................................................................................................. 26
9.6. Recoverable energy ............................................................................................................................................... 27
Formula: ........................................................................................................................................................................... 27
9.7. Data for low temperature rise/high water flow systems .......................................................................................... 27
11
+
-30 kW range & VSD (ER S-1) ................................................................................................................................... 27
30
+
-45 kW range (ER S-2) ............................................................................................................................................... 27
37
+
-75 kW & VSD range (ER S-2) ................................................................................................................................... 27
55
+
-90 kW & VSD range (ER S-3) ................................................................................................................................... 28
90
+
-180 kW & VSD range (ER S-4).................................................................................................................................. 28

Atlas Copco ER S-1 Specifications

General

Brand	Atlas Copco
Model	ER S-1
Category	Audio & Video Accessories
Language	English