3-Hour UL Fire Test The safe must maintain an interior temperature less than 125° F and an interior relative humidity less than 80% for class 125, when exposed to fire as per the Standard Time Temperature Curve for 3 hours to 1925° F. It must undergo all other requirements for the Fire Endurance Test, the Explosion Hazard Test, the Humidity Test, and the Fire and Impact Test. Basically, no explosion through 30 minutes to exposure to a 2000° F fire and immediate 30 foot drop test and a standard reheating for one hour to 1700° F UL Class 125 3-Hour Fire and Impact Rating Canadian UL Class 52 3-Hour Fire and Impact Rating UL RSC Burglary Rating Platinum Color Electronic Combination Lock DM1413-3: 650 lbs, 1.5 cubic feet capacity Internal Dimensions: 13 5/8 " Height 11 1/2" Width 16 11/16 " Depth External Dimensions: 29 5/8 " Height 25 1/4 " Width 31" Depth Interior Options: CM12-FS fixed shelf CM-12-CD composite drawer Type Capacity Total 3.5 Floppy 3 Drawers @ 312 each 936 3480 IBM 2 Drawers @ 28 each 56 4 mm DAT 4 Drawers @ 90 each 360 8 mm DAT 4 Drawers @ 88 each 352 CD ROM 2 Drawers @ 71 each 142 DLT 2 Drawers @ 16 each 32 ZIP PC100 3 Drawers @ 70 each 210 DM2513-3: 740 lbs, 2.7 cubic feet capacity Internal Dimensions: 24 5/16 " Height 11 1/2 " Width 16 11/16 " Depth External Dimensions: 40 1/4 " Height 25 1/4 " Width 31" Depth Interior Options: CM12-FS fixed shelf CM-12-CD composite drawer Type Capacity Total 3.5 Floppy 6 Drawers @ 312each 1,872 3480 IBM 4 Drawers @ 28 each 112 4 mm DAT 7 Drawers @ 90 each 630 8 mm DAT 7 Drawers @ 88 each 616 CD ROM 4 Drawers @ 71 each 284 DLT 5 Drawers @ 16 each 80 ZIP PC100 5 Drawers @ 70 each 350