Hot-water heating systems of all kinds, industrial circulation systems, air-conditioning systems and closed cooling circuits
Glandless twin-head circulator with flange connection (TOP-SD 30/5 with screwed connection).

Technical data
Permitted temperature range -20 ⁰ C to +130 ⁰ C, (for short periods (2 h) to +140 ⁰ C (TOP-SD 80/15, 80/20: -20 ⁰ C to +110 ⁰ C)

Mains connection:
1~230 V, 50 Hz (depending on type)
3~230 V, 50 Hz (with optional switching plug)
3~400 V, 50 Hz

Protection class IP X4D
Screwed connection or flange connection (depending on type) Rp 1¼ to DN 80
Max. operating pressure of standard version: 6/10 bar or 6 bar (special version: 10 bar)