Salda VEGA 350 E Installation And Maintenance Manual page 21

TR1
K3
K4 LED4
N
X8
F3
X13
X16
N
L
X17
N L
LED1 Fan speed 1
LED2 Fan speed 2
LED3 Fan speed 3
LED4 Unit On, air damper opening/opened
LED5 Circulation pump On (only VEGA 1100W)
LED5 + LED 6 Electric heater On (only versions with electric heater)
If flashes 1 time per sec, the device operates error-free. If flashes 2 times a sec, error A2 occurred. If flashes 3times a sec, error
LED7
A3 occurred, etc.
Labeling Description
M2 Supply air damper actuator.
EAS External alarm signal (fire).
TL Fresh (ambient) air temperature sensor.
PV Supply air fan.
K1 Fan 1 speed rely
K2 Fan 2 speed rely
K3 Fan 3 speed rely
K4 Air damper control rely
F1 Controller protection
NC
Sensor is broken
External fault signal
Note: If you noticed any of named fault indications, turn off the power supply, remove fault reason, switch power supply again.
www.salda.lt
C17
C16
EKR_KRE_015
LED6
LED7
LED3 K2 LED2
K1 LED1
LED5
WARNING
HIGH VOLTAGE
X9
X10
~140Vac
~180Vac
Supply
No connection between the cable and control panel.
Check the cable and connections.
Sensor failure.
Check sensors' connections, measure sensors' resistance (should be 10kΩ at + 25 °C)
Fault signal (electric heater manual reset protection to 100 °C is active, contaminated filters, external signal if con-
nected ex.,: fire protection)
X12
G(L2) A1(L2)
X20 X21
X19 A2(L2)
A2(L1)
X22
X24 X23
A1(L1) G(L1)
X11
MOTOR
Output
X13: N, L, Supply
X1: A1, GND
X1:
VEGA 350E/700E/1100E/1100W
Characteristics
Power Supply: 230V AC; Type: ON/OFF.
Signal type: NC - inactive.
Sensitive element: NTC; Type: duct.
Control: 140, 170, 230V.
315mA
21