| Product Overview |
Models |
SD1020 (Pendent), SD1021 (Upright) |
|
Sprinkler Type |
3/8″ Standard Orifice, Glass Bulb |
|
Style Options |
Upright, Pendent & Recessed Pendent |
|
Response |
Quick Response |
| Activation Technology |
Thermal Element |
Frangible 3mm Glass Bulb |
|
Response Time Index (RTI) |
Quick Response 30 |
|
Seal Technology |
Belleville Seal (Leak-Free & Long Life) |
| Hydraulic Performance |
K-Factor |
4.2 gpm/psi½ (60 lpm/bar½) |
|
Max Working Pressure |
175 PSI (1200 kPa) |
|
Factory Hydrostatic Test |
100% @ 500 PSI (3450 kPa) |
|
Minimum Operation Pressure |
7 PSI (48 kPa) |
| Installation Features |
Nominal Thread Size |
3/8″ NPT or PT |
|
Wrench Boss |
Hex-Shaped for Multi-Angle Tightening |
|
Escutcheon |
Recessed Type (Up to ¾″ Adjustment) |
| Design & Construction |
Frame |
Die-Cast, Streamlined & Attractive |
|
Finish Options |
Multiple Temperature Ratings & Finishes Available |
| Key Benefits |
Performance |
Fast & Precise Fire Activation |
|
Installation |
Easy Tightening & Reduced Assembly Effort |
|
Durability |
Proven Belleville Seal Technology |
|
Application |
Commercial & Light Hazard Fire Protection Systems |
