Compact Economical, Plastic-body Limit Switch Featuring Direct Opening Action Contacts
Positive opening mechanism Two sets of contacts: one (NC) for safety circuit and the other (NO) for control circuit Enclosure ratings: IP67 NEMA 4, 6P and 13 Conforms to EN50047 with the Forms to D, and E Four-position turret head Approved Standards
Snap-action models (positive opening mechanism) Agency T�V Rheinland UL (See Note 2.) BIA SUVA Standard EN60947-5-1 UL508 CSA GS-ET-15, EN60947-5-1 SUVA File No. 1-conduit: 9509915 Approval pending
Slow-action models (positive opening mechanism) Agency T�V Rheinland UL BIA (See Note 1.) SUVA (See Note 1.) Note: Standard EN60947-5-1 UL508 CSA GS-ET-15, EN60947-5-1 SUVA File No. 1-conduit: 5696
1. Except for adjustable roller lever models. 2. CSA C22.2 No. 14 compliance was verified and approved by UL (marked with C UL
Description Conduit type 1/2-14NPT (1-conduit) Actuator Roller lever Part number 1NC +1NO (Snap action) D4D-3120N (Slow action) D4D-3520N (Slow action) D4D-3A20N
" marking indicates the contacts which have positive opening mechanism approved by T�V Rheinland. * The adjustable roller lever models are approved by the T�V (EN standard) as positive opening, but they do not conform to the BIA (GS-ET-15 standard) and SUVA. The cat whisker and plastic rod models are not approved by T�V, BIA and SUVA as positive opening.
3. Actuator 20: Roller lever (standard) 21: Adjustable roller lever 27: Adjustable roller lever (with 50 dia. rubber roller) 31: Top plunger 32: Top roller lever 62: One-way roller arm lever (horizontal) 72: One-way roller arm lever (vertical) 80: Cat whisker 87: Plastic rod
1. Conduit 1/2-14NPT 2. Built-in Switch 1: SPDB-1NC/1NO (Snap-action) 5: DPDB-1NC/1NO (Slow-action) A: DPST-2NC (Slow-action)Specifications
Rated voltage 120 VAC 240 VAC 480 VAC 600 VAC Current Continuous 10 A Make 12 A Break 1.2 A Switching power Make , VA Break 720 VA
Rated voltage 120 VAC 240 VAC 480 VAC 600 VAC Current Continuous 5A Make A 6A Break 0.6 A Switching power Make , VA Break 360 VA
Rated voltage g Non-inductive load Resistive load NC 125 VAC 250 VAC 380 VAC 30 VDC 125 VDC 250 VDC Note: A NO Lamp load 0.1 A Inductive load Inductive load A NO Motor load 0.8 A
Resistive load has a power factor of cos = 1. Inductive load has a power factor of 0.4 min. (AC) and a time constant 7 ms max. (DC). Lamp load has an inrush current of 10 times the steady-state current. Motor load has an inrush current of 6 times the steady-state current.