20
9.2
Electrical connections
ATTENTION
The bi-metal switch (connection 21-22) of the pump is suitable for switching 250 V AC at 2 A. Do
not connect connection 20; do shield it.
Table 4: Cable coding
DRK250100-8 332
10
22.5
400/692 715
bi-metal
12*1.5
750
300
135
735
DRK250200-8 390
20
44
400/692 705
bi-metal
7*6+5*1.5
750
300
135
775
DRK250280-8 408
28
60
400/692 730
bi-metal
2*4*4+
12*1.5
750
300
135
900
DRS311-2W(S) 145
1.1
8.2
1*230
2850
clixon
4*1
160
50
7
26
DRS311-2WA 145
1.1
8.2
1*230
2850
clixon
4*1
84
50
7
26
DRS315-2 145
1.5
3.5
3*400
2850
naw
4*1
160
50
7
24
DRS315-2A 145
1.5
3.5
3*400
2850
naw
4*1
84
50
7
24
DRS413-2 120(140)
1.3
3.56
3*400
2850
bi-metal
7*1.5
207
50
6
39
DRS419-2 160
1.9
4.5
3*400
2850
bi-metal
7*1.5
207
50
6
39
DRS631-2 175
3.1
7
3*400
2850
bi-metal
7*1.5
203
50
6
54
DRS642-2 190
4.2
8.8
3*400
2850
bi-metal
7*1.5
203
50
6
54
DRSK 2119-4 154
1.9
5.9
3*400
1450
bi-metal
7*1.5
602
80
65
74
DRSK 2119-4 168
1.9
5.9
3*400
1450
bi-metal
7*1.5
602
80
65
74
DRSK 2119-4 180
1.9
5.9
3*400
1450
bi-metal
7*1.5
602
80
65
74
DRSK 2119-4 190
1.9
5.9
3*400
1450
bi-metal
7*1.5
602
80
65
75
DRSK 3126-4 195
2.6
6.5
3*400
1450
bi-metal
7*1.5
628
100
76
79
DRSK 3137-4 209
3.7
8.4
3*400
1450
bi-metal
7*1.5
628
100
76
79
DRSK 3137-4 220
3.7
8.4
3*400
1450
bi-metal
7*1.5
628
100
76
80
DRV 6/8 DRS 3
DRV 9/11/12/13/
24/27 DRS 4/6
DRSK 21 / 31
DRK
(n = 12)
DRK
(n = 1x7 + 1x5)
L1
U1
black
1
1
1
L2
V1
blue
2
2
2
L3
W1
brown
3
3
3
Dummy connection 20
4
Bi-metal
21
5
7
1
22
6
8
2
Earthing
PE
green/yellow
green/yellow
green/yellow
green/yellow
L2’
U
U2
4
4
L3’
U
V2
5
5
L1’
U
W2
6
6
PTC
1
1.
PTC and humidity sensor depends on the type of motor.
10
9
3
11
10
4
Humidity sensor
1
9
11
5
pump type
P
[kW]
Inom
[A]
Umotor
[V]
n
[min
-1
]
tempera-
ture protec-
tion
cable type
[n x mm
2
]
H1
[mm]
Connec-
tion
[DN]
Free pas-
sage
[mm]
Mass
[kg]
