The Axelson Fusible Lock Open Cap –
Two types of adjustable fusible lock-open caps are available:
- Type R fusible Lock-Open Cap
- Fusible Type Lock-Open Cap
The fusible material melts at 4000F allowing the valve to return to it’s normally closed position. Both types lock-open caps can be adjusted to make a perfect drift opening of the valve.
The type R fusible lock-open cap has an additional advantage over all other lock-open caps. It can be released manually and immediately in case of an emergency allowing the valve to close.
SPECS FOR PART NUMBER – D.43548-009