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ROTARY HEAT EXCHANGER
EQRB
INSTALLATION AND MAINTENANCE INSTRUCTIONS
INSTALLATIONS INSTRUCTION, DRIVE SYSTEM
EMX-R, EQRB SIZE 020-090
FläktGroup
DC_9108GB 20190206_R1
SAFETY INSTRUCTIONS
IMPORTANT!
During installation
–
Read the instruction manual completely
before installation and commissioning.
–
The installation must be carried out by
qualified personnel.
–
General conditions and regulations for
the installation and operation of electrical
machinery must be observed.
–
Measures to protect against personal in-jury
and damage to the machine must be taken
following local rules and regulations
–
The EMX-R drive system is intended for
permanent installation.
–
Cables must not be connected or
disconnected while the supply voltage is on.
–
Check that the equipment is correctly
connected before it is taken into use.
See the instructions for mounting/
connection.
–
Faults that arise due to faulty installation or
operation are not covered by the guarantee.
During operation
–
Measurement in the control unit during
operation may only take place at the
connection terminalblocks.
N.B.! Great care must be taken.
–
The units may not be opened or
disassembled while they are operating.
Regarding the control logic and operation:
During start up and after each time the AHU
has been stopped, it is recommended that the
exhaust fan operates during 1 minute before the
supply fan is started.
Specifications are subject to alteration without notice
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Summary of Contents for FläktGroup EQRB
- Page 1 ROTARY HEAT EXCHANGER EQRB INSTALLATION AND MAINTENANCE INSTRUCTIONS INSTALLATIONS INSTRUCTION, DRIVE SYSTEM SAFETY INSTRUCTIONS EMX-R, EQRB SIZE 020-090 IMPORTANT! During installation – Read the instruction manual completely before installation and commissioning. – The installation must be carried out by qualified personnel.
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Page 2: Control Signal
Installation- and maintenance instruction CONNECTION OF THE POWER SUPPLY AND POWER CONTROL SIGNAL Concerns variants EMX-R-25 1,3 A eQ 020 – 053, 063,072 WARNING! Do not install any switch between the motor EMX-R-35 1,7 A eQ 056, 068, 079, 090 and the control unit. -
Page 3: Test Switch
Installation- and maintenance instruction ACTIVATING OTHER FUNCTIONS TEST SWITCH When test switch is in the ”ON” position, the motor soft starts and the speed increases to the maximum, independently of other signal sources. When in the ”OFF” position (down) the test switch is not operational. TIP! The test switch can also be used to run the motor at maximum speed if, for example, an... -
Page 4: Speed Controller
Installation- and maintenance instruction The control units initiate individual alarms. The alarm outputs can separate differential thermostat to the EMX-R, terminals 36-37. be connected in parallel or in series in order to obtain a collective alarm. Model E has a built-in differential thermostat. This makes it possible to connect two NTC sensors of resistance 2000 Ohm (EGL511, for instance), Model E can also use the analogue output signal in order to control one in the incoming air duct and one in the exhaust air duct, directly to the... - Page 5 Installation- and maintenance instruction OPERATING INDICATORS / BUILT-IN FUNCTIONS AUTOMATIC PURGING MODE / HOLDING TORQUE Two LEDs, one red and one green, are used on the When the control signal is low, i.e. <1.5V at 0-10V, the Model S for indication, while the Model E has an LED drive system switches to purging mode.
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Page 6: Troubleshooting
Installation- and maintenance instruction TROUBLESHOOTING MOTOR DIAGNOSIS Check that the equipment has been correctly installed, i.e. that the Disconnect the supply voltage. Disconnect the motor cables are properly stripped, no loose cables, etc., and check that the cables from the control unit. DIPswitches are correctly set.