model numbers form a (normally open) 6hv1a100 12hv1a100 24hv1a100 dar70510 dar71210 dat70510 dat71210 form b (normally closed) 6HV1B100 12hv1b100 24hv1b100 dbr70510 dbr71210 dbt70510 dbt71210 coil parameters nominal working voltage [vdc] 61224 512512 working voltage range [vdc] 4.2-7.8 10.5-15.6 18.5-31.2 4-6 10-15 4-6 40-15 pull-in voltage (contact opens, form b) [vdc] 4.2 10.5 18.5 3.7 9 3.7 9 drop out voltage (contact closes, form b) [vdc] 0.6 1.2 2.4 0.5 1.25 0.5 1.25 nominal coil resistance [ohms] 25 100 400 28 150 28 150 contact parameters maximum switching voltage 10 kv 10 kv 10 kv 24 vdc 8000 vdc maximum switching current 3 a 3 a 3 a 2 adc 3 adc maximum contact rating (peak) 50 w 50 w 50 w 25 w 50 w maximum carry current 3 a 3 a 3 a 6 adc 5 adc isolation between contacts 12.5 kv 12.5 kv 12.5 kv 10 kvdc 15 kvdc (10 kvdc, dbt7) contact resistance (initial; max.) 0.1 ohms 0.1 ohms 0.1 ohms 0.05 ohms 0.25 ohms relay parameters operate time (including bounce) 3 msec. 3 msec. max (2 msec. max. dbr7/dbt7) release time (including bounce) 2 msec. 2 msec. max (3 msec. max. dbr7/dbt7) contact to coil isolation 12.5 kv >10 kvdc insulation resistance (@ 500vdc): - across contact (typical) 10 13 ohms 10 13 ohms - across contact (minimum) 10 10 ohms 10 10 ohms - contact to coil (typical) 10 13 ohms 10 13 ohms - contact to coil (minimum) 10 10 ohms 10 10 ohms general notes all parameters at 25? unless otherwise specified. cannot exceed max. contact rating. normally open or normally closed contacts pcb or panel mount packages fastfax document no. 401 series d/hv.032798, page 1 of 2 the series d relays are pcb mount hi voltage relays capable of switching up to 8kv (dc or ac peak). they have a dielec- tric strength of 10kv. the dar series has very low contact resistance, useful in min- imizing errors in instrumentation systems. the series hv relays are panel mount high voltage reed relays capable of switching 10kv (dc or ac peak) with a dielectric strength of 12.5kv. they are all available normally open or normally closed and have a life expectancy of millions of operations. series d, series hv high voltage reed relays ?998 crydom corp, specifications subject to change without notice. for recommended applications and more information contact: usa: (800) 8 crydom ? (800) 827-9366 ?(619) 715-7200 ?fax (619) 715-7280 crydom corp, 9525 chesapeake drive, san diego, ca 92123 ?e-mail: sales@crydom.com web site: http://www.crydom.com fastfax product information: (888) 267-9191 uk: (44)1202 812300 ? fax (44)1202 812340 crydom international ltd., 85, condor close, woolsbridge industrial estate, three-legged cross. wimborne, dorset, england bh21 6su germany: (49) (0)6874 182580 ? fax (49)(0)6874 182585 crydom gmbh, gewerbegebiet im schachen, d-66687 nunkirchen, germany ?e-mail: vertrieb@crydom.com
2.50 (63.5) .35 (8.9) .50 (12.7) .75 (19.1) 2.13 (54.1) 1.05 (26.7) 2.10 (53.3) mounting holes 0.18 (4.6) dia. 1.25 (31.8) 1.13 (28.7) .38 (9.7) .031 (0.8) pins (4 plcs) .20 (5.1) 1.00 (25.4) 2.00 (50.8) 2.36 (60.0) .40 (10.16) .62 (15.8) .72 (18.4) .38 (9.7) coil general specifications ambient operating temperature range -20 to 70? ambient storage temperature range -20 to 80? mechanical specifications hv d weight: (typical) 2.0 oz. (58g) 1.0 oz. ( 30g) encapsulation: thermally conductive epoxy all dimensions are in inches (millimeters) form a form b + series hv series d relay life dar/dbr dat/dbt hvia hvib mechanical operations > 10 9 10 9 10 9 10 9 dry circuit operations > 10 8 n/a 10 8 n/a rated load operations > 10 7 10 6 10 7 10 6 contact material dbr rhodium dbt tungsten hvia tungsten hvib tungsten fastfax document no. 401 series d/hv.032798, page 2 of 2 series d, series hv high v oltage reed relays ?998 crydom corp, specifications subject to change without notice. for recommended applications and more information contact: usa: (800) 8 crydom ? (800) 827-9366 ?(619) 715-7200 ?fax (619) 715-7280 crydom corp, 9525 chesapeake drive, san diego, ca 92123 ?e-mail: sales@crydom.com web site : http://www.crydom.com fastfax product information: (888) 267-9191 uk: (44)1202 812300 ? fax (44)1202 812340 crydom international ltd., 85, condor close, woolsbridge industrial estate, three-legged cross. wimborne, dorset, england bh21 6su germany: (49) (0)6874 182580 ? fax (49)(0)6874 182585 crydom gmbh, gewerbegebiet im schachen, d-66687 nunkirchen, germany ?e-mail: vertrieb@crydom.com
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