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参数资料
| 型号： | 312-12 |
| 厂商： | Ohmite |
| 文件页数： | 1/2页 |
| 文件大小： | 0K |
| 描述： | SWITCH PWR TAP 300V 30 AMP |
| 标准包装： | 1 |
| 系列： | 312 |
| 位置数： | 12 |
| 层数： | 1 |
| 每层电极数： | 1 |
| 每层电路： | 单刀十二掷 |
| 触点额定电压： | 30A @ 300VAC |
| 触动器类型： | 扁平形（直径 6.35mm） |
| 安装类型： | 面板安装 |
| 端接类型： | 焊片 |
| 方向： | 垂直 |
| 摆角： | 30° |
| 其它名称： | Q1843929 |
OHMITE POWER TAP SWITCHES
(HIGH POWER ROTARY SWITCHES)
ARE CONSTRUCTED TO PROVIDE
DEPENDABLE, CONVENIENT
OPERATION.
ALL OHMITE TAP SWITCHES,
FEATURES
FROM 15 TO 100 AMPS, HAVE
CERAMIC ARC-PROOF BODIES AND
? “SLOW-BREAKING, QUICK-MAKE”
ALL-SOLDERED AND ALL-RIVETED
CONSTRUCTION ASSURES MECHANI-
CAL AND OPERATIONAL INTEGRITY.
EVEN THE SMALLEST OHMITE TAP
PowerTapSwitches
High-current, Non-shorting Type
MODEL 711
TYPICAL TYPICAL
CERAMIC STYLE TANDEM MODEL
Overall
Rating Rating Max. no. Diameter Depth behind panel (in./ mm ) Shaft
Model (AC) (DC)* of taps (max., in./ mm ) single 2 in tandem 3 in tandem Torque
711 7A 125V 7A 20V 11 1.56 / 39.6 13 / 16 / 20.6 1 25 / 32 / 45.2 2 15 / 32 / 62.7 7-12 oz.-in.
111 15A 125V 15A 20V 11 2.19 / 56 1 1 / 8 / 28.7 2 3 / 4 / 69.9 — 1.5-3.8 in.-lbs.
212 20A 150V 20A 20V 12 2.25 / 57 1 3 / 4 / 44.5 4 3 / 16 / 106.4 6 3 / 16 / 157.2 3-7 in.-lbs.
312 30A 300V 30A 20V 12 3.31 / 84 2 1 / 4 / 57.2 4 5 / 8 / 117.5 7 / 177.8 3-7 in.-lbs.
412 50A 300V 50A 20V 12 4.25 / 108 2 7 / 16 / 61.9 5 1 / 32 / 127.8 7 5 / 8 / 193.7 3-8 in.-lbs.
608 100A 300V 100A 20V 8 6.25 / 159 3 5 / 16 / 84.1 6 13 / 16 / 173.0 10 5 / 16 / 261.9 25-35 in.-lbs.
*non-inductive load
ALL DIMENSIONS FOR REFERENCE ONLY; CONSULT FACTORY FOR DETAILS.
SWITCH, RATED AT 7 AMPS, HAS ? CERAMIC AND METAL CONSTRUCTION
A REINFORCED NON-METAL BODY PROVIDES RESISTANCE TO ARCING,
AND SOLID METAL ALLOY CONTACTS. BURNING AND CHARRING.
THESE UNITS FEATURE HIGH CUR- ? TANDEM ASSEMBLIES AVAILABLE AS
RENT HANDLING CAPABILITY IN A STANDARD MODELS.
SMALL PACKAGE. ? UL LISTED FOR MODELS 111, 212,
312 AND 412
? ROHS COMPLIANT PRODUCT AVAIL-
ABLE JAN. 2006 ADD “E” SUFFIX TO
METAL ALLOY CONTACTS. THEIR PART NUMBER TO SPECIFY.
ACTION PROVED BEST FOR SWITCHING
AC CURRENT.
? NON-SHORTING TYPE DISCONNECTS
PREVIOUS CIRCUIT BEFORE ESTABLISH-
ING CONTACT FOR SUCCEEDING TAP.
S TA N D A R D PA RT N U M B E R S F O R P O W E R TA P S W I T C H E S
SPECIFICATIONS
Material
BODY: CERAMIC, ARC-PROOF
(MODELS 212, 312, 412, 608).
COMPRESSION MOLDED POLYESTER
(MODEL 111). MELAMINE PHENOLIC
(MODEL 711)
CONTACTS: SILVER ALLOY. COMMON
CONTACT IS ROUNDED FOR ASSURED
SEATING. SELF-CLEANING WITH BUILT
IN WIPING ACTION.
TERMINALS: SOLDERING. 711 ALSO
ACCEPTS QUICK CONNECTORS; 412,
#10 SCREWS; 608, 0.25” BOLTS.
Mounting
MODEL 711: USING 3 / 8 -32 BUSHING
FOR 1 / 8 ” THICK MAXIMUM PANEL.
FOUR NON-TURN LUG POSITIONS ARE
POSSIBLE ON THE SINGLE, UNEN-
CLOSED SWITCH. RECESSES IN BODY
OF SWITCH PERMIT POSITIONING OF
NON-TURN WASHER AT “12, 3, 6 AND
9 O’CLOCK.” 3 / 16 “ HOLE FOR NON-TURN
WASHER. SHAFT 1 / 4 ”
MODEL 111: FOR 1 / 4 ” PANEL, MAXI-
MUM, USING 3 / 8 -32 BUSHING AND
HEX NUT. A 3 / 16 ” HOLE IS REQUIRED
FOR THE NON-TURN WASHER. SHAFT
1 / 4 ”
MODEL 212: USING 3 / 8 -32 THREADED
BUSHING AND HEX NUT. A 5 / 32 ” HOLE
IS REQUIRED FOR THE NON-TURN PIN.
SHAFT 1 / 4 ”
MODEL 312: FOR 1 / 4 ” PANEL, MAXI-
MUM, USE THREE 10-32 FLAT-HEAD
MACHINE SCREWS 3 / 8 ” LONG. SHAFT
1 / 4 ”
MODEL 412: FOR 1 / 4 ” PANEL, MAXI-
MUM, USE THREE 10-32 FLAT-HEAD
MACHINE SCREWS 3 / 8 ” LONG. A
5 / 16 ” HOLE IN PANEL IS REQUIRED FOR
SHAFT.
MODEL 608: FOR 1” PANEL, MAXI-
MUM, THREE FLAT-HEAD MACHINING
SCREWS 1 / 4 -20, 1 1 / 4 ” LONG. DRILL
A 7 / 16 ” HOLE IN PANEL FOR SHAFT.
SHAFT 3 / 8 ”
NOTE: SINCE ALL TAP SWITCHES ARE
ELECTRO-MECHANICAL DEVICES, THEY
ARE SUBJECT TO WEAR AND, THERE-
FORE, HAVE A FINITE LIFE.
Model 711
7A - 125V
Model 111
15A - 125V
Model 212
20A - 150V
Model 312
30A - 300V
Model 412
50A - 300V
Model 608
100A - 300V
3
4
5
6
7
8
60°
90°
120°
150°
180°
210°
3
4
5
6
7
8
80°
120°
160°
200°
240°
280°
9
240°
10
11
270°
300°
Check product availability at www.ohmite.com
12
330°
= Non-standard values subject to minimum handling charge per item
* Insert number of taps at asterisk for complete part number (e.g. 111- 3 -T2)
SEE PAGE 82 FOR KNOBS,
DIALS, AND OTHER HARDWARE
80
OHMITE MFG. CO.
1-866-9-OHMITE ? INT’L 1-847-258-0300 ? FAX 1-847-574-7522 ? WWW.OHMITE.COM ? INFO@OHMITE.COM
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