Page 16
Operation and Maintenance Instructions
Envistar Top 04-21
DSET.181201.00.EN
Continuous product development may give rise to specification changes without notice.
Ziehl EC 1×230 V 1.35 kW fan
impeller 031 / 035
Size 10 and 12
IN
K
OP
P
LIN
G
/ WIR
IN
G
Z
ie
hl 1
×2
30 V - D
C
PE
L1
N
Kraftmatning 1×230 V ~ 50 Hz
Power supply 1×230 V ~ 50 Hz
A
rt. N
r. 1
91
51
-0
43
1_
0
0
MX
IVP-styr
IVP Controls
MK
UC
US
Extern styr
External
controls
A (D+)
B (D-)
Brun/Brown
GND
Vit/White
Blå/Blue
E1
+
+
-
GND
-
A (D+)
B (D-)
11
14
Styrning 0-10 V =
Control 0-10 V =
RS-485 Modbus
D1
24 V
Brandfunktion
Fire mode
LARM
(Bryter vid larm)
ALARM
(Opens when triggered)
Ref.
Vit/White
Brun/Brown
Grå/Grey
Rosa/Pink
Gul/Yellow
Grön/Green
4.2 MK – Fans and heat exchangers electrically connected to terminal
For units supplied without control equipment but with fans and heat exchangers
connected electrically to terminals (code MK).
Connections to terminal blocks are located on each unit section.
For wiring instructions and recommended fuses, refer to Order Unique Docu-
mentation at
(Terminal Connection and Technical Data).
Safety switch
A safety switch must be fitted and wired on each power supply.
4.3 HS, US - Without control and without electrical connection
• For units without control equipment and without electrical connection (code
HS), control diagrams are available for the heat exchanger and cooling unit
(code ATCR) at
, for other connection instructions, see
below.
• For units without control equipment and without electrical connection (code
US), refer to the connection instructions below.
Recommended fuse protection refers to fuses with type C characteristics.
Safety switch
A safety switch must be fitted and wired on each power supply.
Fans (code ELFF)
Ziehl EC 1×230 V 0.50 / 0.78 kW fan
impeller 025 / 028
Sizes 04 and 06
A (D+)
B (D-)
Brun/
Brown
GND
Vit/
White
Blå/
Blue
E1
+
+
-
GND
-
A (D+)
B (D-)
11
14
Styrning 0-10 V =
Control 0-10 V =
RS-485 Modbus
D1
10 V
Brandfunktion
Fire mode
LARM
(Bryter vid larm)
ALARM
(Opens when triggered)
Ref.
Vit/
White
Brun/
Brown
Grå/
Grey
Rosa/
Pink
Gul/
Yellow
Grön/
Green
PE
L1
N
Kraftmatning 1×230 V ~ 50 Hz
Power supply 1×230 V ~ 50 Hz
IN
K
O
P
P
LIN
G /
W
IR
IN
G
Z
ie
hl 1
×2
30 V - B
D
MX
IVP-styr
IVP Controls
MK
UC
US
Extern styr
External
Controls
A
rt. N
r. 1
91
51
-0
43
0_
00