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Installation INSTRUCTIONS AND RENEWAL PARTS IDENTIFICATION
Model
KDS-1
50 Amp for units rated 480V and less
40 Amp for units rated 500V to 600V
Model
KDS-2
KDS-3
The following procedure contains instructions for installing
Power Disconnect Switches.
®
© 2010 Chromalox
, Inc.
®
Power Disconnect Switch Kits
3 Pole
Rating
PCN
304434
Power Disconnect Switch
for Field Installation
3 Pole 600 V Rating
Rating
PCN
80 Amp
304442
100 Amp
304450
SERVICE REFERENCE
DIVISION
SALES
REFERENCE
DATE
Specifications – Table A
Model
Volts
KUH-C-02-81
208
KUH-C-02-21
208/240
KUH-C-02-71
277
KUH-C-04-81
208
KUH-C-04-83
KUH-C-04-21
208/240
KUH-C-04-23
KUH-C-04-71
277
KUH-C-04-43
480
KUH-C-05-81
208
KUH-C-05-83
KUH-C-05-21
208/240
KUH-C-05-23
KUH-C-05-71
277
KUH-C-05-43
480
KUH-C-07-81
208
KUH-C-07-83
KUH-C-07-21
208/240
KUH-C-07-23
KUH-C-07-71
277
KUH-C-07-43
480
KUH-C-10-81
208
KUH-C-10-83
KUH-C-10-21
208/240
KUH-C-10-23
KUH-C-10-43
480
KUH-C-12-83
208
KUH-C-12-23
208/240
KUH-C-12-43
480
KUH-C-15-83
208
KUH-C-15-23
208/240
KUH-C-15-43
480
KUH-C-20-23
208/240
KUH-C-20-43
480
KUH-C-25-43
480
KUH-C-30-83
208
KUH-C-30-23
208/240
KUH-C-30-43
480
KUH-C-35-23
208/240
KUH-C-35-43
480
KUH-C-40-23
208/240
KUH-C-40-43
480
KUH-C-45-43
480
*208V amperage is 86% of 240V value.
GENERAL
ELECTRIC SHOCK HAZARD. Disconnect all power
before installing disconnect switch. Failure to do
so could result in personal injury or property dam-
age. Disconnect switch must be installed by a
qualified person in accordance with the National
Electrical Code, NFPA 70.
4
KUH
SECTION
(Supersedes PF486-2)
161-303476-001
AUGUST, 2004
Electrical Data (60Hz)
kW
Phase
Amps
2.667
1
12.8
2/2.667
1
11.1*
2.667
1
9.6
1
19.2
4
3
11.2
1
16.7*
3/4
3
9.6*
4
1
14.5
4
3
4.8
1
24.0
5
3
13.8
1
20.8*
3.75/5
3
12.1*
5
1
18.2
5
3
6.0
1
36.1
7.5
3
20.9
1
31.1*
5.625/7.5
3
18.1*
7.5
1
27.2
7.5
3
9.0
1
48.0
10
3
27.8
1
41.7*
7.5/10
3
24.0*
10
3
12.0
12.5
3
34.8
9.375/12.5
3
30.1*
12.5
3
15.1
15
3
41.8
11.25/15
3
36.2*
15
3
18.1
15/20
3
48.0*
20
3
24.0
25
3
30.0
30
3
83.4
22.5/30
3
72.2*
30
3
36.1
26.25/35
3
84.3*
35
3
42.1
30/40
3
96.0*
40
3
48.0
45
3
54.1
PF486-3
Standard
Contactor
Rating (Qty.)
30A (1)
30A (1)
30A (1)
30A (1)
30A (1)
30A (1)
50A (1)
30A (1)
30A (1)
30A (1)
30A (1)
30A (1)
50A (1)
30A (1)
30A (1)
30A (1)
30A (1)
50A (1)
50A (1)
30A (1)
50A (1)
50A (1)
30A (1)
50A (1)
30A (1)
50A (1)
50A (2)
50A (2)
30A (2)
50A (2)
30A (2)
50A (2)
30A (2)
30A (2)
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Table of Contents
Summary of Contents for HeatFlo HEATFLO KDS-1
- Page 1 3 Pole 600 V Rating Model Rating KDS-2 80 Amp KDS-3 100 Amp The following procedure contains instructions for installing Power Disconnect Switches. ® © 2010 Chromalox , Inc. ® Specifications – Table A Model KUH-C-02-81 KUH-C-02-21 KUH-C-02-71 KUH-C-04-81 KUH-C-04-83...
- Page 2 Figure 1 then be tightened until they are secure (see Figure 6). 7. Mount the switch faceplate to the switch using the two provided screws. Mount with the “OFF” position to “0” to the left and the on position “1” to the top. Slide the handle over the shaft and tighten the screw to secure.
- Page 3 (KDS-1)This switch disconnects the power to power leads when the handle is rotated to the “0” posi- tion (left). The power is on when the switch handle is rotated to the “1” position (top) position. (KDS-2 and KDS-3) This switch disconnects power to the power leads when the handle is placed in its full lower position.
- Page 4 Disconnect Size Kit Model # 50 Amp KDS-1 80 Amp KDS-2 100 Amp KDS-3 Please refer to the Chromalox limited warranty applicable to this product at http://www.chromalox.com/customer-service/policies/termsofsale.aspx. WIRING (Cont’d) Fuse Block (1) Power Disconnect Switch Fuse Block (2) Figure 12 CATALOG NO.
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