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30-251BLK Datasheet(PDF) 4 Page - Grayhill, Inc |
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30-251BLK Datasheet(HTML) 4 Page - Grayhill, Inc |
4 / 4 page Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com Butt Contact Pushbutton Switches DIMENSIONS In Inches (and millimeters) Normally Closed–SPST With Push-Pull 30-32 ACCESSORIES Button Cap and Guard The button cap is available in 3 colors: part number 30B1012-5 is red; part number 30B1012-8 is white; and part number 30B1012- 9 is black. It may be fastened to the button with adhesive. It may be used with the following Series 30 switches: 30-1, 30-1UL, 30-2, 30- 2UL, 30-3, 30-3UL, 30-15, 30-37, 30-601 BLK, and 30-601 RED. The button guard, part number 10C1015-1 is made to be used with 15/32" (11,91) inch diameter switches to prevent unintentional actuation. It may be used with the following Series 30 switches: 30-16 BLK, 30-16 RED, 30-17 BLK, 30-17 RED, 30-32 BLK, and 30-32 RED For the dimensions, materials and finishes of the button cap and guard, see page E-36. Decorative Mounting Nuts Part Number 30C1023-1 is made for switches with 1/4" (6,35) inch diameter bushings. It may be used with the following Series 30 switches: 30-1, 30-1 UL, 30-2, 30-2 UL, 30-3, 30-6, 30-15, 30-37, 30-251 BLK, 30-251 RED, 30-252 BLK, 30-252 RED, 30-601 BLK and 30-601 RED. Part Number 07C1040-1 is made for switches with 15/32" (11,91) inch diameter bushings. It may be used with the following Series 30 switches: 30-16 BLK, 30-16 RED, 30-17 BLK, 30-17 RED, 30-32 BLK and 30-32 RED. For the dimensions, materials and finishes of these decorative mounting nuts, see page E-36. STANDARD OPTIONS Decorative mountings, see pages E-24 to E-26. SPECIFICATIONS Rating Criteria For UL recognized switches, see individual switch chart. File number is E35289. Contact Resistance: 25 milliohms maximum on a new switch Voltage Breakdown: 1,000 Vac between mutually insulated parts Insulation Resistance: 1,000 megohms minimum Operating Temperature: -40° to +85°C Mounting Torque: 2 inch-pounds Switch Materials and Finishes Mounting Nut and Cover Bushing: Brass, tin zinc Button Color Operations at Rated Load Rating at 115 Vac Resistive Rating at 220 Vac Resistive 1 Amp 1/2 Amp 100,000 30-32 RED Red 30-32 BLK Black Mtg. Hole Total Travel Action Actuating Force (oz.) Part Number Pull-to-Make 56 ± 16 Part Description Number and Button Color 30-1* N.O., Standard, Red 30-2* N.C., Standard, Black 30-3* N.O., Black 30-6* N.C., Red 30-15 N.O., Overtravel, Red 30-16 BLK Push to Make, Black 30-16 RED Push to Make, Red 30-17 BLK N.O., Positive Feel, Black 30-17 RED N.O., Positive Feel, Red 30-32 BLK Pull to Make, Black 30-32 RED Pull to Make, Red 30-37 BLK N.O., Overtravel, Black 30-251 BLK N.O., Sealed, Black 30-251 RED N.O., Sealed, Red 30-252 BLK N.C., Sealed, Black 30-252 RED N.C., Sealed, Red 30-601 BLK N.O., Economy, Black 30-601 RED N.O., Economy, Red Accessory Part Number Description 30B1012-5 Accessory Cap, Red 30B1012-8 Accessory Cap, White 30B1012-9 Accessory Cap, Black 30C1023-1 Accessory Nut 07C1040-1 Accessory Nut 10C1015-1 Button Guard Accessory Cap 30B1012-5 30B1012-8 30B1012-9 Button Guard 10C1015-1 Decorative Mounting Nuts 07C1040-1 30C1023-1 CIRCUITRY ORDERING INFORMATION See page E-36 for dimensions. *Add “UL” suffix to part number for UL recognized switches. Available from your local Grayhill Distributor. For prices and discounts, contact a local Sales Office, an authorized local Distributor or Grayhill. .145 ± .015 31/64" (3,68 ± 0,38) (12,30) Base: Thermoset plastic Button: Polyester for 30-16 and 30-32; Phenolic for 30-17, 30-1UL, 30-2, 30-2UL, 30-3UL, 30-6 and 30-6UL; Polycarbonate for all others. Shorting Bar: Brass with gold over nickel plating for 30-601; brass with fine silver contact surface for all others. Terminals: Brass with gold over nickel plating for 30-601; commercial brass with fine silver contact surface and silver-plated for all others. Spring: Tinned music wire Button Cap: Nylon for 30-17; Polyethylene for 30-251 and 30-252. Detent Balls: Carbon steel, nickel-plated Terminal Type: Solder lug O-Ring Seal: (30-251, 30-252) Nitrile per MIL-P-5516 1.87 ± .005 (4,75 ± 0,13) A 1.36 (34.5) REF. 15/32-32 UNS-2A THREAD D C B A = .493 ± .015 (12,52 ± 0,38) B = .421 ± .015 (10,69 ± 0,38) C = .225 ±.015 (5,72 ± 0,38) D = .222 ± .020 (5,64 ± 0,51) HEX NUT (2) (SEE H) H = HEX NUT 9/16 ± .010 (14,29 ± 0,25) ACROSS FLATS 3/32 ± .010 (2,38 ± 0,25) THICK LABEL* .230 REF (5.8) *PART NUMBER AND E.I.A. DATE CODE LABEL SPST N.O. SPST N.C. Pushbutton 46 |
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