MINIATURE POSITIVE ACTION SWITCHES MIL-S-8834 Miniature Positive Action Switches Solder Lug Terminals

Transcription

1 MINIATURE POSITIVE ACTI SWITCHES FEATURES Sealed bushing Current rating versatility 1 and 2 pole circuitry Non-teasible mechanism for all but center "" circuits Dry circuit (logic level loads) to power switching levels Wiping action contacts Positive make and break action Small and large size bushings and Actuator Solder lug terminals Also available with locking Actuator, integrated wire termination and printed circuit board terminals. SPECIFICATIS Bushing seal or bonded seal per MIL-S-8834 MS approved and QPL'd to MIL-S-8834 Temperature range: -67 F to +160 F (-55 C to +71 C) Life: 20,000 operations at rated load 40,000 operations mechanical life "O" ring panel seal on ¼" - 40 type bushing size Solder lug terminals.050 [1,27] dia. hole No. of Poles Number Type of Operation CURRENT RATINGS 28 and 50VDC (Amperes per pole) Resistive Inductive 115VAC 60Hz and 400Hz (Amperes per pole) Resistive Inductive 28VDC 50VDC 28VDC 50VDC 60Hz 400Hz 60Hz 400Hz and Maintained and Momentary and 8869 Maintained and Momentary Minimum Rating: 25 microamperes at 5 millivolts. SELECTI TABLE Up CIRCUIT WITH LEVER IN... Center Down (Keyway) Military Part Number 8866 * NE NE E POLE NE NE NE * * * * MS MS K1 8866K2 K * NE NE * TWO POLE NE NE NE * * * * * * MS MS MS K1 8867K2 8867K8 1 K9 1 K101 K111 * Momentary contact. See page A75 for special circuit diagrams. 1 Dielectric per MIL-S-8834 except limited to 1250 volts. Delayed action of the switch toggle lever may cause circuit to close or open before snap action mechanism trips. 2 Caution should be exercised during soldering and flux removal. See page A56 for details. A48 EAT CORPORATI Aerospace TF300-5 June, 2004

2 MINIATURE POSITIVE ACTI SWITCHES MOUNTING DIMENSIS - E POLE / 8866 MOUNTING DIMENSIS - TWO POLE / [9,25].408 [10,36].408 [10,36] MA.556 [14,12] MA 26û 13û.093 DIA [2,36] [2,36] 1/4-40 UNS-2A THREAD.O5O [1,27] DIA..286 [7,26].020 [0,51].028 [0, [1,22].440 [11,18] UNLOCKED.170 [4,32].749 [19,02].067 [1,70].010 [0,25].045 [1,14].125 [3,18 1/4-40 UNS-2A THREAD HEX NUT INTERNAL TOOTH LOCKWASHER SILICE SEAL.O5O [1,27] MA.286 [7,26].020 [0,51].440 [11,18].170 [4,32].028 [0,71].048 [1,22] MA.749 [19,02].067 [1,70].010 [0,25].045 [1,14].125 [3,18] Non-functional terminals not supplied. PANEL CUTOUT DIMENSIS 1/4-40 DIA. BUSHING.250 [6,35].262 [6,65] [11,30] LOCKING RING [9,52] [3,30] KEYWAY [1,57] EAT CORPORATI Aerospace TF300-5 June, 2004 A49

3 MINIATURE POSITIVE ACTI SWITCHES SELECTI TABLE Up CIRCUIT WITH LEVER IN... Center Down (Keyway) MS Part Number MS Part Number * NE NE E POLE NE NE NE * * * * MS MS MS K1 8868K2 K81 Feature Not Available in Single Pole Switches TWO POLE 8869 * NE NE * NE NE NE * * * * * * MS MS MS K1 8869K2 8869K8 1 K9 1 K101 K11 1 MS MS MS K1X X X X 8869K2X X X 8869K8X1 K9X1 K10X1 K11X1 * Momentary contact. 1 Dielectric per MIL-S-8834 except limited to 1250 volts. Delayed action of the switch toggle lever may cause circuit to close or open before snap action mechanism trips. 2 Caution should be exercised during soldering and flux removal. See page A56 for details. 3 Furnished with Bonded Seal Feature. (Meets 15' water sealing level requirements.) A50 EAT CORPORATI Aerospace TF300-5 June, 2004

4 MINIATURE POSITIVE ACTI SWITCHES MOUNTING DIMENSIS - E POLE / [10,97].240 [6,10] DIA..072 [1,83] /32-32 UNS-2A THREAD.438 [11,13] THREADS.468 [11,89].687 [17,45]..030 MIN WHEN MTG[0,76].706 [17,93].O5O [1,27].364 [9,25] MOUNTING DIMENSIS - TWO POLE / [1,83] [11,13] THREADS.468 [11,89].687 [17,45].030 MIN. WHEN MTG[0,76].706 [17,93].556 [14,12] Non-functional terminals not supplied. EAT CORPORATI Aerospace TF300-5 May, 2004 A51

5 MINIATURE POSITIVE ACTI SWITCHES OPTIS/ACCESSORIES PANEL CUTOUT DIMENSIS Special mounting hardware Special marking Mounting hardware furnished assembled Panel seal, Part Number Lever extensions and attachable tips Special circuits Special bushing and lever plating Mounting adapter nuts Custom wire harnesses EMI/RFI capability on two pole (large bushing) Gold plated contacts 15/32 DIA. BUSHING [12,19] LOCKING RING [9,52] [3,30] [12,19] KEYWAY [11,30] [1,57] See page A56 for soldering and cleaning recommendations. A52 EAT CORPORATI Aerospace TF300-5 June, 2004