POWR RLYS INUOUS DUTY, TYP II, UNSLD INTRMITTNT DUTY, TYP III, UNSLD General Specifications Designed to MIL-R- - Type II Unsealed ontinuous Duty - Type III Unsealed Intermittent Duty - overed/gasketed ontact rea - Twin-break Silver lloy ontacts Meets xplosion, Humidit, Salt, Spray, Sand, and Dust requirements. ltitude:,000 feet Shock: g's ½ Sine to 9 milliseconds - Maximum contact opening: milliseconds cceleration: g's Vibration Limits: - to Hz: 0.8 in D - to Hz: 0. in D - to 0 Hz: g's Temperature Range: - to Insulation Resistance: - megohm minimum initially - megohm minimum after tests Dielectric: - Vac minimum initially - 0 Vac minimum after tests Life: - lectrical Operations:,000 cycles - Mechanical Operations at % of Rated Resistive Load:,000 cycles Minimum urrent: % of Rated D Resistive Load Intermittent Duty Ratings: - % of Rated Resistive - Time On in Minutes - ooling time is required between successive over load applications. Intermittent Duty Ratings Minutes Inrush 0% % % 00% Rupture Time Per MIL-R- (oil Voltage must be maintained at rated value) Options: - Other oil Voltage - lternate Mountings MIL-STD- applies to operated coils. See drawing for additional applicable details. Special Service Use Mechanical Interlock/Type Service Part Reversing Transfer Dynamic raking 9H9 X X 0H9 X X 0H X X 0H X X at N. 0H rated 0 mp resistive and motor at 8 Vdc continuous duty with top mounting. MS-D -. Lbs/ 9gm at N. 0H0 rated mp resistive and motor at 8 Vdc continuous duty with side mounting. MS-D -. Lbs/ gm at N. 0H09 PST rated mp resistive at 8 Vdc and amperes / V 0 Hz intermittent duty with top mounting. N-9- -. Lbs/ gm at N. 0H0 rated mp resistive, inductive and motor at 8 Vdc continuous duty with side mounting. MS-D - 0. Lbs/ gm at N. 9H PST rated mp resistive, inductive and motor at 8 Vdc and / V 0 Hz continuous duty cycle with base mounting. MS9-D -. Lbs/ 99 gm Reversing and Dynamic raking Relay at N. 0H9 ontrol of split field series motors. see circuit diagram for details. Rated 8 Vdc mp N.O., mp N..9 Lbs./ gm SFRN LTRIL & POWR
POWR RLYS INUOUS DUTY, TYP II, UNSLD INTRMITTNT DUTY, TYP III, UNSLD Safran lectrical & Power Part Government Part ontinuous Power ontacts, Ratings ontacts Operate Milliseconds, Maximum 8VD / V 0 Hz. ontact RS. IND. MOTOR RS. IND. MOTOR OP. RL ounce TIM TIM Poles & Throw m Weight Lbs./GMS ircuit Dia./ Dim. Figure Resistance (OHMS)± % Pickup/ Sealed oil Data Volts Pickupn Volts Dropouto Duty ycle Mounting oil Voltage Nominal 9H 9H9 9H9 0Hk 0H0k 0H0 0H9k 0H0 0H9 0H 9H9 0H9 0H 0H 0H 0H09 0H 9H 0H0 0H 0H 0H0 0H 0H 0H 0H 0H0 0H MS9-D MS-D MS-D MS-D MS-D MS-D MS9-D MS8-D N- MS0-D MS-D MS-D MS-D MS-D MS0-D MS-D MS-D / / / / 0 0 / / / / / / / / 0 0 / / / 0 0 0 0 0 0 0 0 0 0 N.O./ N.. N.O./ N.. N.O./ N... PST PDT PST PST DPST DPST DPDT PST DPDT./98 /909.09.0/8.9./../../..9/.././.././8./.9./../../../8./90.9./../8../88../90.9./0./90.9./0../0../00.00./.8./.8 / / / / / / / / / / / / / / / / 9 / / / / / / / / / 8 / / / / 0 / 9 / 0.9 9. 9. 9..9 9.. /.... 9 / (+/-) (+/-) (+/-) 0 0 0 8. 8. 0 9.. 8 to 8 0.8 to.8. to 9. to 9 0.8 to.8. 0. to.0 0. to.0 Notej Notej INTRl INTRl S S S S S dc dc 9 dc dc dc oil will exceed 9 temperature rise when left on continuously in ambient, but will not be damaged. t maximum ambient temperture of, the duty cycle should be limited to minutes on time per half hour to obtain maximum coil life. ontinuous and intermittent duty ratings shown are for N.O. pole rated at / the listed continuous D duty ratings. N.. pole on 0H and H0 limited to g s shock. Time on / minutes at 9 Vdc. Minimum time off is minutes. m ll continuous duty resistive and motor load ratings and all intermittent duty ratings for all pole relays listed under 8 Vdc apply for Vdc systems with all poles of the relay connected in the series. Pick-up voltage below values shown may cause relay to rapidly cycle on and off (chatter). Relay must drop-out at voltage value or less and may drop-out at any voltage below the higher voltage noted. MS Part Summary N-* 0H09 MS-D* 9H9* MS-D 0H0 MS-D 0H MS-D 0H0 MS-D 0H0 MS-D 0H0 MS-D 0H MS9-D 9H MS-D 0H0 MS9-D 9H9 MS-D 0H MS0-D 0H MS-D 0H0 MS-D 0H MS8-D 0H9 MS0-0H *Inactive for new design onversion Part N Part Use MS Part Safran lectrical & Power Part - 9H - MS-D 0H0-0H09 0- MS-D 0H0 - MS-D 0H0 - MS-D 0H0 MS00-D 0H SFRN LTRIL & POWR
POWR RLYS INUOUS DUTY, TYP II, UNSLD INTRMITTNT DUTY, TYP III, UNSLD pproximate Dimensions and Weights atalog 0H 0H 0H 0H 0H 0H 0H9 0H 0H0 0H0 0H0 0H0 0H09 0H 0H 0H 0H 0H9 0H0 0H9 0H 0H 9H 9H 9H9 9H9 9H9 mpere Ratings / 0 0 / / Figure Wide...9..........9.8....9.8.8.88.88.0.8...0 High...8.....8..9......8........8. Deep.08.0.08.99....99.8...0.0..8...8... Dimensions in Inches Dimensions in Millimeters Dimensions in Millimeters Mounting Hole F Net Stud G oil Weight Lbs. Wide High Deep Mounting Hole D Power D F.9.0...88.8......9.9..8.8.8.9.9..98..0.0.0.8..0.89.0.9....9 0. 0. 0. 0. 0. 0. 0.9 0.9 0.9 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0.8 0. 0. 0.9 0. 0. 0.9 0.9.0-8 UNF.90- UNF-.0- UN.- UNF-.- UNF-.0-8 UNF.90- UN-.9- UN-.90- UN-.- UNF-.- UNF-.0-0 UNF-.0-8 UNF-.- UNF-.- UNF-.- UNF-.0-0 UNF-.90- UN-.90- UNF-.90-.- UNF.0-8 UNF.90- UNF-.0-8 UNF-.90- UNF-.90- UNF-.90- UNF-.8- UN.8- UN.8- UN-.8- UN-.- UN-.8- UN.8- UN.8- UN.8- UN-.- UN-.- UN-.- UN-.- UN-. 0..... 0. 0. 0......... 0. 0..9...0....0 8.0.8.9.9.0 8.8 9.8 9.8 9.8.0. 9. 88..9.9.9 9.... 9.8 9.88.8 9.8. 9.08.8 9. 90. 8. 90.8...8. 8. 8. 99. 8. 8. 9. 9... 9. 8..8 9. 9.8 90.0 9.8.98 9.8.8..8..8.8.98.98.98..8.9...8.8.8.9.. 88.09. 9.8 8..8 8. 9.8..0..98 8.8.9 9.8. 9.8.88. 0.8.8...8. 0.8 0.8..88 9.... 0.8.88 9...9. 8.9. 8.98..8..8..8.8...9...8....8 Weight Grams... 8. 90.9..8 8. 0.8 8.8 90.9 0. 0..8.9.. 00 90.9 8.9.. 8.8 8.8 Note: ll coils and auxiliary terminals are -, except for atalog 9 relays which have 8- coil terminals. Dimensions are approximate and should not be used for construction purposes. Dimension Figures X X G. DI. TRM. DI. G TRM. STUD DI. F HOLS F DI HOLS Figure Figure SFRN LTRIL & POWR
POWR RLYS INUOUS DUTY, TYP II, UNSLD INTRMITTNT DUTY, TYP III, UNSLD Dimension Figures (cont.) X G DI. TRM. G DI. TRM. F F DI. HOLS F DI. HOLS F DI. HOLS F DI. HOLS G DI. TRM. DI. TRM. Figure Figure Figure Figure G DI. TRM F DI. HOLS D Figure Figure Figure 8 SFRN LTRIL & POWR
POWR RLYS INUOUS DUTY, TYP II, UNSLD INTRMITTNT DUTY, TYP III, UNSLD Typical Wiring Diagrams X X X X Diagram Diagram Diagram Diagram D D X Y X X X Y X Diagram 8 Diagram 9 Diagram T T T L L L T L L L T L L L T X Y X Y X Diagram Diagram Diagram SFRN LTRIL & POWR 9
POWR RLYS INUOUS DUTY, TYP II, UNSLD INTRMITTNT DUTY, TYP III, UNSLD P/N 0H9 Typical Operation: ll items shown within dotted lines are part of the relay. ll other parts external to dotted lines, including switches connected to & customer supplied. Internal Mechanical Interlocks Prevents the opposite contacts from transferring when either one of the coils is energized and the respective contacts are closed. Reversing Operation losing either external start/stop switch at or will cause the motor to turn in either direction. Dynamic raking Operation Internal switch provides for dynamic braking current flow through the motor shunt-fields series (SF) and. Switch S is mechanically closed when either coil is energized and maintains that position until the alternate coil is energized. Switch S is shown in the last position commanded by external start/stop switch at. L+ L- S.F. D S S.F. RM Dia. No. 0H9 (Items shown outside dotted line are customer supplied) 0 SFRN LTRIL & POWR