EI 防火阀

Symmetrical single-blade damper, 61.5 mm casing and blade, closed by torsion spring when the 70–74 °C fusible link releases; combinable for large ducts

W 200–2364 × H 200–1764 mm · 0175-2024/TNCL

Symmetrical single-blade damper, 61.5 mm casing and blade, closed by torsion spring when the 70–74 °C fusible link releases; combinable for large ducts

W 150–1200 × H 150–800 mm · 0723-2023/TNCL

Symmetrical single-blade damper installed in a wall opening between two fire compartments; closed by a torsion spring when the 72 °C fusible link melts, no power supply needed

W 150–500 × H 150–500 mm · 0289-2024/TNCL

隔热单叶阀，阀体 400 mm，Hoocon 5 Nm 弹簧复位执行器；按 EN 1366-2 / ISO 21925-1 达到 EI 180

W 150–600 × H 150–600 mm · EN 1366-2 · ISO 21925-1 fire test, Guangzhou (CN), 2026 — EI 180; report shown to customers directly

Symmetrical multi-blade damper installed in the wall between two fire compartments, closing by spring return on power loss or fire alarm

W 150–1500 × H 150–800 mm · 0933-2026/TNCL-TT1

Symmetrical single-blade damper installed in the wall between two fire compartments, closing by spring return on power loss or fire alarm

W 150–1500 × H 150–800 mm · 0884-2026/TNCL-TT1

Symmetrical single-blade damper mounted on the face of a fire wall (fire side or non-fire side), closing by spring return on power loss or fire alarm

W 150–1200 × H 150–800 mm · 0204-2024/TNCL

Assembly of single-blade S-MFSD-L210 modules (each ≤ 1200 × 800) with 174 mm mullions, mounted on the wall between two fire compartments; each module closes by spring return on power loss or fire alarm

W 500–2500 × H 500–1700 mm · 0280-2024/TNCL

One damper, one 58 mm insulated blade, 600 mm casing, installed in the wall between two fire compartments. Fail-safe closing on power loss, status via auxiliary switches.

W 150–1200 × H 150–800 mm · 064.22.KC.NCPCC

Four 1200 × 800 modules joined 2 × 2 with 80 mm joints, each module with its own blade and actuator. For large single openings up to 2480 × 1680 mm.

W 1280–2480 × H 880–1680 mm · 066.22.KC.NCPCC

Two modules side by side in one casing, 100 mm mullion, two 58 mm blades driven by one actuator. For openings up to 2000 × 1000 mm.

W 1250–2000 × H 150–1000 mm · 332.22.KC.NCPCC

Parallel multi-blade damper installed in the wall between two fire compartments, closing by spring return on power loss or fire alarm

W 150–800 × H 150–1200 mm · 0838-2025/TNCL-TT1

Symmetrical damper, one blade per compartment (two compartments for W > 1200 mm), installed in the wall between two fire compartments, closing by spring return on power loss or fire alarm

W 150–1500 × H 150–600 mm · 0839-2025/TNCL-TT1

Two symmetrical blades in two sections (W > 1200 mm), installed in the wall between fire compartments, closing by spring return on power loss

W 150–1500 × H 150–600 mm · 0723-2025/TNCL-TT1

Parallel multi-blade damper installed in a wall opening between two fire compartments, supplying make-up air for smoke extraction; 2–10 V control, spring-return closing on power loss

W 150–1200 × H 150–800 mm · 0230-2024/TNCL-TT2

Vertical multi-blade damper installed in a wall opening between two fire compartments, supplying make-up air for smoke extraction; spring-return closing on power loss

W 150–800 × H 150–1200 mm · 0127-2024/TNCL-TT2