W.E.ANDERSON美国Dwyer德威尔L6EPB-B-S-3-H L6EPB-B-S-3-O液位开关

Service: Liquids compatible with wetted materials.
Wetted Materials: Float: Solid polypropylene or 304 SS; Lower body: Brass or 303
SS; Magnet: Ceramic; External float chamber (tee): Matches lower body choice of
brass or 303 SS; Other: Lever arm, spring, pin, etc.: 301 SS.
Temperature Limit: -4 to 220°F (-20 to 105°C) Standard, MT high temperature
option 400°F (205°C)(MT not UL, CSA, ATEX, IECEx and KC). ATEX compliant AT,
IECEx IEC and KC option ambient temperature -4 to 167°F (-20 to 75°C) process
temperature: -4 to 220°F (-20 to 105°C).
Pressure Limits: See model chart.
Enclosure Rating: Weatherproof and Explosion-proof. Listed with UL and CSA for
Class I, Groups A, B, C and D; Class II, Groups E, F, and G. (Group A on stainless
steel body models only).
ATEX 0344 II 2 G Ex d IIC T6 Gb Process Temp≤75°C.
EC-Type Certificate No.: KEMA 04ATEX2128.
ATEX Standards: EN 60079-0: 2009; EN60079-1: 2007.
IECEx Certified: For Ex d IIC T6 Gb Process Temp≤ 75°C.
IECEx Certificate of Conformity: IECEx DEK II.0039.
IECEx Standards: IEC 60079-00: 2007; IEC 60079-1: 2007.
Korean Certified (KC) for Ex d IIC T6 Gb Process Temp≤75°C.
KTL Certificate Number: 2012-2454-75.
Switch Type: SPDT snap switch standard, DPDT snap switch optional.
Electrical Rating: UL models: 5 A @ 125/250 VAC (V~). CSA, ATEX and IECEx
models: 5 A @ 125/250 VAC (V~); 5 A res., 3 A ind. @ 30 VDC (V ). MV option:
.1 A @ 125 VAC (V~). MT option: 5 A @125/250 VAC (V~). [MT option not UL, CSA,
ATEX or IECEx].
Electrical Connections: UL models: 18 AWG, 18? (457.20 mm) long. ATEX/CSA/
IECEx models: terminal block.
Upper Body: Brass or 303 SS.
Conduit Connection: 3/4" (19.05 mm) male NPT standard, 3/4" (19.05) female
NPT or M25 with BSPT option on junction box models.
Process Connection: 1" (25.40 mm) male NPT or 1" (25.40 mm) male BSPT on
models without external float chamber, 1" (25.40 mm) female NPT or 1" (25.40 mm)
female BSPT on models with external float chamber.
Mounting Orientation: Horizontal with index arrow pointing down.
Specific Gravity: See chart.
Weight: Approximately 1 lb (.5 kg) without external float chamber, 1.75 lb (.8 kg)
with external float chamber.
Agency Approvals: ATEX, CE, CSA, IECEx, KTL, UL.