CR1
N
egative temperature cold room with three phase defrost and evaporator fan
Selection table:
Item code
Power
supply
Φ Φ Φ Φ
V ac
400
CR-NFDT150-1
400
CR-NFDT400-1
400
CR-NFDT750-1
Wiring diagram
7L4
1L1
3L2
5L3
M ain
Q 1
S w itch
1L1 3L2 5L3
Fan
C ircuit
B reaker
3
~ 400 V
I> I> I>
2T1 4T2 6T3
K3
A 1 1L1 3L2 5L3
7L4
A 2
2T1 4T2 6T3
8T4
F a n
3 ~ 40 0 Vo lts
WIRING DIAGRAM FOR:
Negative temperature cold room- three phase Compressor, Defrost and Evaporator Fan
© 2010 Johnson Controls, Inc.
All manuals and user guides at all-guides.com
Compressor
Evap.
Power
AC-3
Amps
3
1,5 kW
3,5
3
4,0 kW
8,5
3
7,5 kW
15,5
Fuses
D efro st
C ircuit
Breaker
K2
K1
A 1
1L1 3L2 5L3
7L4
A 2
A 2
2T1 4T2 6T3 8T4
D efrost
230 V 3~
CR-NFDT150-1 / CR-NFDT400-1 / CR-NFDT750-1
Cond. Fan /
Defrost
Fan
Door frame
heater
Amps
3 x 2
5
3 x 2
5
3 x 10
3 x 2
5
3 x 16
A m bient Sensor
1L1 3L2 5L3
C om pressor
C ircuit
B reaker
3
~ 400 V
I> I> I>
2T1 4T2 6T3
Fuses
C ircuit
B
reaker
A 1 1L1 3L2 5L3
7L4
2T1 4T2 6T3
8T4
C ond. Fan /
D oor fram e
P ress ure
sw itch
C o m pre s so r
3 ~ 40 0 Vo lts
B P
H P
21
Cabinet
Shipping
Size
weight
Amps
modules
3 x 5
36
36
36
E vaporator Sensor
C ontact
A 99
A 99
pum p
down
B 1 A D A B 2 A
11
M R 15D R 230
N
N
13
N
7
N
4
N 4'
A larm
230V~
0,5 A
F1
Valve
Pum p
d own
23
24
22
Catalogue Section 9
9
Kg
5,3
5,3
5,3
10
3'
