Johnson Controls P266 Serie Instrucciones De Instalación página 3

Wiring
Refer to the model-specific wiring diagram located on
the interior label of the P266 Series control and
observe these guidelines when wiring the P266 Series
control:
WARNING: Risk of Electric Shock.
Disconnect or isolate all power supplies
before making electrical connections.
More than one disconnect or isolation
may be required to completely
!
de-energize equipment. Contact with
components carrying hazardous voltage
can cause electric shock and may result
in severe personal injury or death.
IMPORTANT: Do not connect supply power to the
P266 Series control before finishing wiring and
checking all wiring connections. Short circuits or
improperly connected wires can result in damage to
the P266 Series control and void any warranty.
24 VAC Class 2 Supply Power Wiring
for P266A P266B , , and
Earth Ground
Connection
Figure 2: P266 Series Control Physical Features and Low-Voltage Wiring
2 P266 Series Single-Phase Condenser Fan Speed Control Installation Instructions
P266C Type Controls
120/240 VAC
C
Primary Supply
A
Power
24 VAC Class 2
Power Supply
DIP Switch Block
LED
Push-Button
M3 M2 M1
L2/N L2/N
Pressure Transducer Class 2
Wiring for All P266
V
Red
P Wht
Blk
C
P1
If a second P266 transducer is used,
wire the P2 terminals the same
IMPORTANT: Do not exceed the P266 Series Fan
Speed Control electrical ratings. Exceeding P266
Series control electrical ratings can result in
permanent damage to the P266 Series control and
void any warranty.
IMPORTANT: Use 60/75 C copper conductors only.
Make all wiring in accordance with local, national,
and regional regulations.
IMPORTANT: Electrostatic discharge can damage
P266 control components. Use proper Electrostatic
Discharge (ESD) precautions during installation and
servicing to avoid damaging P266 components.
• Ensure that the wires between the P266 Series
control and the fan motor do not exceed 15 m
(50 ft).
• Wires connected to the line-voltage terminal block
must be 3.31 mm
• Low-voltage wires must be less than 30 m (100 ft).
24 VAC Class 2 Fan Control Wiring
for P266A P266B , , and
24 VAC
A
1
2
3
F
C
Low-Voltage (<30 V) Class 2 Auxiliary Fan Control
A
Wiring for
A
1
2
3
F
V
P
Low-Voltage (<30V)
C
P2
Class 2 Power
V
P
C
P1
F
Models
P266 Electronic
Pressure Transducer
as P1 terminals.
2
(12 AWG) or smaller.
P266C Type Controls
Fan 1 Starter
(Optional)
Fan 2 Starter
(Optional)
Fan 3 Starter
(Optional)
P266E Type Controls
External Low-Voltage SELV
Power Supply
C
Line-Voltage VAC
Primary Supply
Power
1
2 Fan 1 Starter
(Optional)
3
Fan 2 Starter
(Optional)
Fan 3 Starter
(Optional)