SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE MA SERIES - MICRO-LIMIT SWITCHES FEATURES ● Ratings: 16 Amps 250 VAC (resistive load). 4 Amps 250 VAC (motor load) or 3 Amps 250 VAC (resistive load). 0.1 Amps 250 VAC (motor load). ● Single pole CO (change-over or alternate action), NC (normally closed momentary) and NO (normally open momentary) configurations. ● Close tolerance switching action with long life (10,000,000 mechanical cycles min.). ● Pin plunger, hinge lever or roller lever actuator options. MATERIALS Contacts: Actuator: Case & cover: Terminals: Stationary: Nicker silver Shorting: Beryllium copper FS 161 (UL94V-O) PBT (UL94V-O) Silver plated copper/zinc AGENCY RECOGNITION Approval pending. H NRTL SPECIFICATIONS Operating force: ≤ 12.59 oz. (343 grams) approx. for 16 Amp models ≤ 0.72 oz. (20 grams) approx. for 3 Amp models Pretravel: Overtravel: ≤ .047" (1.2mm) ≥ .059" (1.5mm) min. Movement differential: ≤ .016" (0.4mm) Free position: ≤ .649" (16.5mm) Operating position: Operating temperature: .578" ± .020" (14.7mm ± 0.5mm) -40°C to +85°C Contact gap: less than .118" (3mm) Tracking resistance: > PTI 175 APEM, PO BOX 8288, HAVERHILL, MA USA 01835-0788 TOLL FREE: (877) 246-7890 FAX: (781) 245-4531 E-mail: [email protected] H3 MA SERIES - MICRO-LIMIT SWITCHES Series Circuit & quick-connect terminals MA A B C D E F G H I J K L Switch rating Actuator style Normally open (standard) .031 x .248" (0.8x6.3mm) 6 16(4)A 250 VAC Normally closed (standard) .031 x .248" (0.8x6.3mm) 7 3(0.1)A 250 VAC Change-over (standard) .031 x .248" (0.8x6.3mm) Normally open, .031 x .248" (0.8x6.3mm), spacing .197" (5mm) Normally closed, .031 x .248" (0.8x6.3mm), spacing .197" (5mm) Change-over, .031 x .248" (0.8x6.3mm), spacing .197" (5mm) Normally open, .020 x .189" (0.5x4.8mm) Normally closed, .020 x .189" (0.5x4.8mm) Change-over, .020 x .189" (0.5x4.8mm) Normally open, .031 x .189" (0.8x4.8mm) Normally closed, .031 x .189" (0.8x4.8mm) Change-over, .031 x .189" (0.8x4.8mm) A Pin actuator B Hinge actuator C Roller actuator STANDARD MODELS Quick-connect terminal .031x.248" (0.8x6.3mm) Switching capacity 16(4)A 3(0.1)A .031x.248" (0.8x6.3mm) pin spacing .197"(5mm) .020x.189" (0.5x4.8mm) 16(4)A 16(4)A 3(0.1)A 16(4)A 3(0.1)A Pin plunger NO NC CO MAA6A MAA7A MAB6A MAB7A MAC6A MAC7A MAD6A MAE6A MAF6A MAG6A MAG7A MAH6A MAH7A MAI6A MAI7A MAJ6A MAJ7A MAK6A MAK7A MAL6A MAL7A Hinge lever NO NC CO MAA6B MAB6B MAC6B - MAD6B MAE6B MAF6B MAG6B MAH6B MAI6B - MAJ6B MAK6B MAL6B - Roller lever NO NC CO MAA6C MAB6C MAC6C - MAD6C MAE6C MAF6C MAG6C MAH6C MAI6C - MAJ6C MAK6C MAL6C - H NO = NORMALLY OPEN: CO = CHANGE-OVER: NC = NORMALLY CLOSED: NC (2) NC (2) COM (1) COM (1) NO (4) H4 .031x.189" (0.8x4.8mm) COM (1) NO (4) APEM, PO BOX 8288, HAVERHILL, MA USA 01835-0788 TOLL FREE: (877) 246-7890 FAX: (781) 245-4531 E-mail: [email protected] SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE M A A 6 B ORDER FORMAT MA SERIES - MICRO-LIMIT SWITCHES MECHANICAL OUTLINES SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE Models with quick-connect terminal .031x.248" (0.8x6.3mm) Normally open Side view Change-over Normally closed Quick-connect terminal H Hinge lever Roller lever APEM, PO BOX 8288, HAVERHILL, MA USA 01835-0788 TOLL FREE: (877) 246-7890 FAX: (781) 245-4531 E-mail: [email protected] H5 MA SERIES - MICRO-LIMIT SWITCHES MECHANICAL OUTLINES Normally open Side view Change-over Normally closed Quick-connect terminal H Hinge lever Roller lever H6 Adaptor element APEM, PO BOX 8288, HAVERHILL, MA USA 01835-0788 TOLL FREE: (877) 246-7890 FAX: (781) 245-4531 E-mail: [email protected] SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE Models with quick-connect terminal .031x.248" (0.8x6.3mm) & pin spacing .197" (5mm) MA SERIES - MICRO-LIMIT SWITCHES MECHANICAL OUTLINES SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE Models with quick-connect terminal .020 or .031x.248" (0.8 or 0.8x6.3mm) Normally open Change-over Normally closed H Hinge lever Side view Roller lever Quick connect terminal APEM, PO BOX 8288, HAVERHILL, MA USA 01835-0788 TOLL FREE: (877) 246-7890 FAX: (781) 245-4531 E-mail: [email protected] H7