IMO DVG30 03 2017 Am 10 05 2017

22 DVG 30.03.2017
Symbol
Description
G1
Fan DVG-EC
G2
EC controller - terminals prewired with connection box on the casing
G3
Service switch ON-OFF, 6 pole + 1xNC
F1
Fault relay
F2
Speed output
F3
Potentiometer for speed setting
F4
Analog input for set value/speed setting
F5
External sensor
F6
FIRE mode (open = FIRE)
F7
Start /Stop switch (open = stop)
F8
Modbus
E1
Power supply - connection in G3
Max. cable cross-section: 2,5 mmq (4 mmq without core end sleeves)
Max. cable diameter: 13 mm
Cable gland on supply side included: 1xM20x1,5
Possible to install additional cable glands 1xM20x1,5, 1xM16x1,5
E2
Control cables - connection in G2/connection box on the casing
Max. cable cross-section: 1,5 mmq; recommended 0,75 mmq, max. cable diameter: 13 mm
Cable glands on the connection box: 2xM20x1,5 for control cables
2 cable inserts with 3x5 mm hole enclosed for thinner control cables alternatively
Eventual protecting tube for control cables not enclosed
E3
EC-Motor pre-wired
Marking
Terminal No.
Description
Fault relay
NC
1
Normally close
COM
2
Common connection; contact rating 250V/3A
NO
3
Normally open
User interface
Speed
4
Digital output; speed output PWM signal;
f ~ 1,1 kHz; NPN open collector output
GND
5, 9, 13
I/O ground
An1
6
Analog input 1; set value 0-10V; R >= 1kΩ
+10V
7
+10V +/-5% / 15mA
An2
8
Analog input 2 for external sensor
Fire
10
Digital input; FIRE mode
enabling function - open pin
disabling function - bridge to +24V
+24V
11
+24V +/- 5% DC / Imax 50 mA
Start/Stop
12
Digital input; start/stop
start - bridge to +24V
stop - open pin
A
14, 16
Bus connection RS485 - A; MODBUS RTU
B
15, 17
Bus connection RS485 - B; MODBUS RTU
Motor connection
M1-M6
M1-M6
Motor pre-wired
Mains supply
PE
PE
PE connection
L1, L2, L3
L1, L2, L3
Supply voltage 3~ nominal 380-460V/50-60Hz
Appendix 4: Wiring diagrams DVG-EC 3~