Lochinvar HS User Manual
Lochinvar Corporation
Nashville, Tennessee
615-889-8900 Fax: 615-547-1000
www.Lochinvar.com
AMP CHART
WIRING DIAGRAMS AND ELECTRICAL DATA FOR
STANDARD HI POWER
®
(HS AND HC) MODELS
Wiring Diagrams
&
Electrical Data
HP-WI-02
Total KW Element Total Main Line Field Wire
Per AMPS Fuse Per Leg
Volts Tank KW Quan. 1Ø 3Ø 1Ø 3Ø 1Ø 3Ø
208 43 25 55 35 6 8
240 9 3 3 38 22 50 30 6 10
277 33 – 45 – 8 –
480 19 11 25 15 10 14
208 58 33 75 45 4 8
240 12 4 3 50 29 70 40 4 8
277 43 – 60 – 6 –
480 25 14 35 20 8 12
208 72 42 90 60 3 6
240 15 5 3 63 36 80 50 4 8
277 54 – 70 – 4 –
480 32 18 40 25 8 10
208 87 50 110 70 2 6
240 18 3 6 75 43 100 60 3 6
277 65 – 90 – 4 –
480 38 22 50 30 6 10
208 87 50 110 70 2 6
240 18 6 3 75 43 100 60 3 6
277 65 – 90 – 4 –
480 38 22 50 30 6 10
208 115 67 150 90 1/0 4
240 24 4 6 100 58 120 80 1 4
277 87 – 110 – 3 –
480 50 29 70 40 6 8
208 130 75 175 100 2/0 3
240 27 3 9 113 65 150 90 1/0 4
277 97 – 125 – 1/0 –
480 56 33 70 45 4 8
208 130 75 175 100 2/0 3
240 27 4.5 6 113 65 150 90 1/0 4
277 97 – 125 – 1/0 –
480 56 33 70 45 4 8
208 144 83 200 110 3/0 2
240 30 5 6 125 72 175 90 2/0 3
277 108 – 150 – 1/0 –
480 63 36 80 45 4 8
208 173 100 225 125 4/0 1
240 36 6 6 150 87 200 110 3/0 2
277 130 – 175 – 2/0 –
480 75 44 100 60 3 6
208 216 125 300 175 300 2 /0
240 45 5 9 188 108 250 150 250 1 /0
277 162 – 225 – 4/0 –
480 94 54 125 70 1 4
208 260 150 350 200 2-2/0 3 /0
240 54 6 9 225 130 300 175 2-1/0 2 /0
277 195 – 250 – 250 –
480 113 65 150 90 1/0 4
WDI 7019
2 of 4
STANDARD HI-POWER®WIRING DIAGRAM
SURFACE MOUNTED THERMOSTAT MODELS
3 ELEMENT HEATERS — 9-12-15-18 KW — 208, 240, 480 VOLT — 1 or 3 PHASE
SURFACE MOUNTED THERMOSTAT MODELS
6 ELEMENT HEATERS — 24-27-36 KW — 208, 240, 480 VOLT — 1 or 3 PHASE
Fuses furnished on units with current draw in excess of 48 AMPS.
Fuses furnished on units with current draw in excess of 48 AMPS.
LBL7062 Rev. G
LBL7061 Rev. E
TOTA L
KW PHASE V OLTS AMPS
ELEMENT
KW
FUSE
AMPS
INTERNA L
WIRE
24 1 208 115 4 40 # 10
24 3 208 67 4 40 #10
24 1 240 100 4 40 # 10
24 3 240 58 4 40 #10
24 1 480 50 4 25 #12
24 3 480 29 4 N/A #12
27 1 208 130 4.5 40 #10
27 3 208 75 4.5 40 #10
27 1 240 113 4.5 40 #10
27 3 240 65 4.5 40 #10
27 1 480 56 4.5 25 #12
27 3 480 32 4.5 N/A #12
30 1 208 144 5 40 # 10
30 3 208 83 5 40 #10
30 1 240 125 5 40 # 10
30 3 240 72 5 40 #10
30 1 480 63 5 25 #12
30 3 480 36 5 N/A #12
36 1 208 173 6 40 # 10
36 3 208 100 6 40 # 10
36 1 240 150 6 40 # 10
36 3 240 87 6 40 #10
36 1 480 75 6 25 #12
36 3 480 43 6 N/A #12
R
BK
Y
R
R
BK
BK
BK
BK
Y
Y
R
R
BL
BL
R
L1
L2
L3
Y
BK
R
BK
BL
GROUND
USE COPPER WIRE ONLY
FUSES
THERMOSTAT/
ELEMENTS
LIMIT
BK
BLR
Y
3 PHASE CONNECTION
L1 - RED
L2 - BLACK
L3 - BLUE / YELLOW
1 PHASE CONNECTION
L1 - RED/BLUE
L2 - BLACK/YELLOW
CENTER LUG -BLANK
COLOR CODE
BK-BLACK
BL-BLUE
R-RED
Y-YELLOW
BK
RBL Y
L2
L1
NOTE: SEE RATING PLATE FOR SUPPLY CONNECTION MINIMUM WIRE GAUGE
LBL7061 REV E
TOTAL
KW PHASE VOLTS AMPS
9120843 3N/A#10
9320825 3N/A#10
9 1 240 38 3 N/A #10
9324022 3N/A#10
9 1 480 19 3 N/A #12
9348011 3N/A#12
12 1 208 58 4 40 #10
12 3 208 33 4 N/A #10
12 1 240 50 4 40 #10
12 3 240 29 4 N/A #10
12 1 480 25 4 N/A #12
12 3 480 14 4 N/A #12
15 1 208 72 5 40 #10
15 3 208 42 5 N/A #10
15 1 240 63 5 40 #10
15 3 240 36 5 N/A #10
15 1 480 31 5 N/A #12
15 3 480 18 5 N/A #12
18 1 208 87 6 40 #10
18 3 208 50 6 40 #10
18 1 240 75 6 40 #10
18 3 240 43 6 N/A #10
18 1 480 38 6 N/A #12
18 3 480 22 6 N/A #12
ELEMENT KWFUSE
AMPS
INTERNAL
WIRE
THERMOSTAT/
LIMIT
USE COPPER WIRE ONLY
L1
R
R
R
BK
R
R
BK
L3
L2
GROUND
BK
Y
BL
3 PHASE CONNECTION
L1 - RED
L2 - BLACK
FUSES
BL
BK
Y
BL
BK
Y
ELEMENTS
L3 - BLUE / YELLOW
1 PHASE CONNECTION
L1 - RED/BLUE
L2 - BLACK / YELLOW
CENTER LUG -BLANK
COLOR CODE
BK-BLACK
BL-BLUE
R-RED
Y-YELLOW
L1
L2
BKRBL Y
SEE RATING PLATE FOR SUPPLY CONNECTION MINIMUM WIRE GAUGE.
NOTE:
LBL7062 REV G
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