RS3 Series Features AC and DC Models Back−to−Back Dual SCRs (Non−Suffix) Internal Snubbers on AC & DC Models TRIAC Versions (T−Suffix) Random Switching (R−Suffix) MOSFET DC Versions (M−Suffix) LED Input Status Indicator on Some Models Panel Mount, Heavy Duty, SPST−NO, Solid State AC and DC Power Relays, 10 Amp to 75 Amp. D31 8−32 Pan Head Screw 1.750 (44.45) Large Saddle Clamp 1.100 (27.94) 1 2.250 (57.15) .187 (4.48) Dia. Typ 2 1.875 (47.63) 1.700 (43.18) Ratings Control Signal Range Must Operate Voltage Must Release Voltage RS3−1D10−51 3−32VDC 3VDC 1VDC MIN 22mA MAX RS3−1D10−51R 3−32VDC 3VDC 1VDC MIN 3.4mA TYP RS3−1A10−52* 100−280VAC 80VAC 20VAC MIN — RS3−1A25−42 90−280VAC 90VAC 10VAC MIN 2mA MAX 3−32VDC 3VDC 1VDC 4mA MAX RS3−1A40−22 90−280VAC 90VAC 10VAC MIN 2mA MAX RS3−1D40−41 3−32VDC 3VDC 1VDC MIN 4mA MAX RS3−1D40−21* 3−32VDC — — 14mA MAX 15mA MAX NTE TYPE No. RS3−1D25−24T RS3−1D40−21R* Input Current 3−32VDC — — RS3−1A75−22 90−280VAC 90VAC 10VAC MIN 2mA MAX RS3−1D75−21* 3−32VDC — — 34mA MAX RS3−1D75−41* 3+ −4 INPUT PARAMETERS 3−32VDC — — 34mA MAX RS3−1D12−41M** 3.5−32VDC 3.5VDC 1VDC MIN 1.6mA MAX RS3−1D40−41M** 3.5−32VDC 3.5VDC 1VDC MIN 1.6mA MAX .188 (4.77) Small Saddle Clamp 1.000 (25.4) .265 (6.73) R Typ 6−32 Pan Head Screw .950 (24.13) ** Contains LED Input Status Indicator ** Does NOT meet CSA approval. .090 (2.28) Products and specifications subject to change without notice OUTPUT PARAMETERS Line Voltage Range Max On−State Current Max 1−Cycle Surge On−State Voltage Drop RS3−1D10−51 24−240VAC 10A 40A 1.5V RS3−1D10−51R 24−240VAC 10A 40A 1.5V RS3−1A10−52* 24−330VAC 10A 40A 1.5V RS3−1A25−42 48−240VAC 25A 245 1.6V RS3−1D25−24T 48−280VAC 25A 215 1.6V RS3−1A40−22 48−240VAC 40A 245 1.6V RS3−1D40−41 80−530VAC 40A 600 1.6V RS3−1D40−21* 24−280VAC 50A 450 1.6V RS3−1D40−21R* 24−280VAC 45A 450 1.6V RS3−1A75−22 48−280VAC 75A 950 1.6V RS3−1D75−21* 24−280VAC 75A 700 1.6V RS3−1D75−41* 36−530VAC 75A 700 1.6V Dust Cover, Plastic R95−184 RS3−1D12−41M** 0−100VDC 12A 28 1.6V Heat Sink for Solid State Relay R95−186 RS3−1D40−41M** 0−100VDC 40A 106 2.1V Heat Sink for Solid State Relay R95−187 NTE TYPE No. Electrical Specifications Environmental Characteristics Operating: −40 C to +80 C ACCESSORIES DESCRIPTION NTE TYPE NO. ** Contains LED Input Status Indicator ** Does NOT meet CSA approval. Note 1. Can be used with R95−186, R95−187 or NTE441A Heat Sink. Note 2. Dust Cover R95−184 Available. NTE Electronics, Inc. Voice (973) 748−5089 FAX (973) 748−6224 http://www.nteinc.com 107