Technical Guide

505428-YTG-R-1114
68 Johnson Controls Unitary Products
NC300 Drive Kit Data
Unit
Model
Drive Kit Model
Number
Adjustable Motor Sheave Fixed Blower Sheave Belts
Sheave
Model
Number
Blower
RPM
Range
Pitch
Diameter
(in.)
Bore
(in.)
Sheave
Model
Number
Pitch
Diameter
(in.)
Bore
(in.)
Qty.
Pitch
Length
(in.)
Desig-
nation
NC300
1LD0440 2VP56 575 - 719 4.0 - 5.0 1 1/8 2AK124 12.0 1 3/16 2 63.3 A62
1LD0407 2VP60 659 - 815 4.2 - 5.2 1 3/8 2AK114 11.0 1 3/16 2 63.3 A62
1LD0442 2VP71 762 - 906 5.3 - 6.3 1 3/8 2AK124 12.0 1 3/16 2 63.3 A62
NC300 Motor Kit Data
Unit Model HP
Motor Kit
Model
Number
Frame
Size
Voltage
(3PH-60HZ)
NC300
5
2LP04605133
184
208/230/460
2LP04605158 575
7.5
2LP04607133
213
208/230/460
2LP04607158 575
NC300 Overload Relay Kit
UNIT VOLTAGE 208/230V 460V 575V
MODEL MOTOR HP OVERLOAD RELAY KIT
N C3 0 0
5 2MP04708500 2MP04708300 2MP04708300
7.5 2MP04708700 2MP04708400 2MP04708300
NC300 Overload Relay Setting
UNIT VOLTAGE 208/230V 460V 575V
MODEL MOTOR HP OVERLOAD RELAY SETTING (Full Load Amps)
1,2
1
Motors with Service Factor of 1.15 or Greater: Adjust overload relay
dial to the motor nameplate Full Load Amps (FLA).
2
Motors with Service Factor Less Than 1.15: Adjust overload relay dial
based on the formula: Motor nameplate FLA x 0.90 = relay setting
NC300
5 14/13 6.5 5
7.5 21/20 9.5 7.5