Bühler technologies BLK Bedienungs- Und Installationsanleitung Seite 26

Bedienungs- und Installationsanleitung
Installation- and Operation Instruction
Öl-Luft-Kühler / Oil coolers BLK, BNK
If the cooling matrix has an optional temperature contact type TSA (not advisable for BNK), the maximum
values (see below) must not be exceeded. If connecting it to a relay, a free wheel circuit has to be added.
Carry out the connection according to the following specifications (numbering inside the connector):
Terminal 1 – 2
Terminal 3
Terminal PE
Temperature switch TSA-
Temperature switch TS-BLK1-
Example wiring with temperature switch
H1
F1
L3
F2
L2
F3
L1
TSA
ν
S1
N
26
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Contacts
Not used (except for BLK 1)
Protective earth (not BLK 1)
T50 switching temper-
ature
T60
T70
max. voltage
max. switching
current
switching function
Hysteresis
protection class
T50 switching temper-
ature
T60
T70
T80
voltage /
switching current
switching function
Hysteresis
protection class
1
K1
2
K1 S2 K2
BX350001, 10/2011 Art. Nr. 35 ET 016
50 °C
60 °C
70 °C
230 V AC/D
2 A, contact load max. 100 VA
NC
ca. 10 °C
IP 65
50 °C
60 °C
70 °C
80 °C
12 V DC / 10 A
24 V DC / 5 A
NO
ca. 5 °C
IP 20
F1, F2, F3: fuses
H1
K1
K2
S1, S2
K1, K2, S1, and S2 are not part of
the delivery.
1 3 5
K2
2 4 6
M
F000606
mains switch
relay
circuit breaker
protecting devices