DR. Heater DR-P2100 소유자 매뉴얼 - 페이지 6
{카테고리_이름} DR. Heater DR-P2100에 대한 소유자 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. DR. Heater DR-P2100 13 페이지. Heavy-duty electric unit heaters
페이지 인쇄
WIRING
BRANCH CIRCUIT (POWER)
1. Connect heater only to the voltage, amperage and frequency specified on the nameplate.
2 Field wiring must be properly sized to carry the amperage in accordance with the NEC.
3 The access door is hinged. There are either one or two screws accessible from the bottom that
must be removed to gain access.
4 A knockout is provided in the back of the heater close to the power terminal board. The control
terminal board knockout is 1/2 inch conduit size. The power terminal block knockout is multiple
diameter. Use the diameter that fits the required conduit size.
No.
Model #
1
DR-130
2
DR-350
3
DR-P275
4
DR-P2100
5
DR-P3150
6
DR-P3200
5 A ground terminal is provided near the power terminal board. The ground wire should be
connected before other connections are made. Use grounding lug to install the grounding wire.
The ground wire AWG# and the lug screw size is as below list:
No.
Model#
1
DR-P130
knockout here
Trade
Knockout(mm)
size of
conduit
(inch)
Nominal Minimum
1/2
28.96
22.4
1/2
28.96
22.4
1
43.8
35.2
1
43.8
35.2
1
43.8
35.2
1/2
28.96
22.4
Grounding
Grounding
Lug Screw
wire
Size
AWG#
M5X1.0
14
For model DR-P130 and DR-P350
For model DR-P2100, DR-P275,
DR-P3150 and DR-P3200
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