Typical Field Power And Control Wiring; Typical Power Wiring; Typical Reheat Control Wiring (Simplicity S E Zkt03 Thru T05) - York International ZK Series Installation Manual

Typical Field Power and Control Wiring

Typical Power Wiring

Typical Reheat Control Wiring (Simplicity S E ZKT03 Thru T05)

THERMOSTAT
TERMINALS
W1
W2
1
Y1
Y2
G
R
3
C
RC
4
OCC
5
X
TERMINALS ON A
LIMITED NUMBER
OF THERMOSTATS
TB 1
S4
-
1) 824/BK
RAH
+
2) 825/W
-
3)
DCT
PRS +
4)
Second stage ot required on single stage he
1
2 Jumper is required if there is no Smoke Detector circuit.
Jumper is required for any co
3
OCC is an output from the thermostat to indicate the Occupied
4
5 X is an input to the thermostat to display Error Status condi ons.
Figure 13: Typical Field Power and Control Wiring
Johnson Controls Unitary Products
REFER TO THE ELECTRICAL DATA
TABLES TO SIZE THE DISCONNECT
SWITCH, OVERCURRENT PROTEC-
TION AND WIRING.
CONTROL
TERMINAL
BLOCK
W1
W2
Y1
G
Y2
OCC
X
R
SD-24
C
823/R 24V
Return or Space Humidity
COM
Sensor (0-10VDC)
OUT
g units.
of R, RC, or RH.
on.
Smoke
Detector
C
24V
24 VAC
Class 2
SD-24
2
Jumper Located on Harness
(If No Smoke Detector)
SD-R
24V Output
R
5121817-TIM-A-0515
(If Smoke Detector Is Used)
15