WIRING DIAGRAMS – KTLC, KTLO, KTLS, KTLI
| 120V | 120V | 240V | 240V | 480V | 480V | 480V |
| 120V | 120V | 240V | 240V | 480V | 480V | 480V |
Model | 1ø | 3øΔz | 1ø | 3øΔz | 1ø | 3øΔz | 3øY | Model | 1ø | 3øΔz | 1ø | 3øΔz | 1ø | 3øΔz | 3øY |
| Fig. | Fig. | Fig. | Fig. | Fig. | Fig. | Fig. |
| Fig. | Fig. | Fig. | Fig. | Fig. | Fig. | Fig. |
KTLC, KTLI and KTLS 210 | — | — | 1 | — | 1 | — | — | KTLO 310 | — | — | 3 | 4 | 3 | 4 | — |
KTLC, KTLI and KTLS 212 | — | — | 1 | — | 1 | — | — | KTLC, KTLI and KTLS 312 | — | — | 3 | 4 | 3 | 4 | — |
KTLC, KTLI, KTLO and KTLS 220 | 1 | — | 1 | — | 2 | — | — | KTLC, KTLI and KTLS 315 | — | — | 3 | 4 | 3 | 4 | — |
KTLO 230 | 1 | — | 1 | — | 1 | — | — | KTLC, KTLI and KTLS 318 | — |
| 3 | 4 | 3 | 4 | — |
KTLC, KTLI, KTLO and KTLS 240 | 1 | — | 1 | — | 1 | — | — | KTLC, KTLI, KTLO and KTLS 330 | 3 | 4 | 3 | 4 | 5 | 4 | 6 |
KTLO 250 | 1 | — | 1 | — | 1 | — | — | KTLO 345 | 3 | 4 | 3 | 4 | 3 | 4 | — |
KTLC, KTLI, KTLO and KTLS 260 | 1 | — | 1 | — | 1 | — | — | KTLC, KTLI, KTLO and KTLS 360 | 3 | 4 | 3 | 4 | 3 | 4 | — |
KTLO 270 | — | — | 1 | — | 1 | — | — | KTLO 375 | 3 | 4 | 3 | 4 | 3 | 4 | — |
KTLC, KTLI and KTLS 280 | — | — | 1 | — | 1 | — | — | KTLC, KTLI, KTLO and KTLS 390 | 3 | 4 | 3 | 4 | 3 | 4 | — |
Note: Use wire size and type specified by NEC. 480V heaters require 600V wire per NEC. 480V heaters require a contactor.
Contactor and wiring supplied by customer.
WIRING DIAGRAMS – BLCK, BLCS
| 120V | 120V | 240V | 240V | 480V | 480V | 480V |
| 120V | 120V | 240V | 240V | 480V | 480V | 480V |
Model | 1ø | 3øΔz | 1ø | 3øΔz | 1ø | 3øΔz | 3øY | Model | 1ø | 3øΔz | 1ø | 3øΔz | 1ø | 3øΔz | 3øY |
| Fig. | Fig. | Fig. | Fig. | Fig. | Fig. | Fig. |
| Fig. | Fig. | Fig. | Fig. | Fig. | Fig. | Fig. |
BLCK | — | — | 1 | 4 | 1 | 4 | — | BLCS | — | — | 7 | 8 | 7 | 8 | — |
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Note: Use wire size and type specified by NEC. 480V heaters require 600V wire per NEC. 480V heaters require a contactor.
Contactor and wiring supplied by customer.
Factory |
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| Factory |
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Field |
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| Field |
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| Term. Block |
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| Term. Block |
| Contactor |
| Contactor | |
L1 |
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| L1 |
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L2 |
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| L2 |
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120V |
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| 120V |
|
or |
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| or |
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240V |
| Junction Box | 240V | Junction Box |
Low | Thermostat |
| Low | Thermostat |
Liquid |
| Liquid | ||
Control |
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| Control |
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WIRING DIAGRAM 1 |
| WIRING DIAGRAM 2 | ||
Factory |
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| Factory |
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Field |
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| Field |
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| Term. Block |
| Term. Block | |
Contactor |
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| Contactor | |
L1 |
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| L1 |
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| L2 |
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L2 |
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| L3 |
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120V |
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| 120V |
|
or |
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| or |
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240V |
| Junction Box | 240V | Junction Box |
Low | Thermostat |
| Low | Thermostat |
Liquid |
| Liquid | ||
Control |
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| Control |
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WIRING DIAGRAM 3 |
| WIRING DIAGRAM 4 | ||
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