What this manual is: the official instructions (Chinese, 54 pages) for AUMA flameproof multi-turn actuators SAExC 07.1–16.1 / SARExC 07.1–16.1 with the integral AMExC 01.1 control unit, covering hazardous-area installation, wiring, commissioning and maintenance. The series is the Ex version of SA(R)C: standard explosion protection II2G EEx de IIC T4 (PTB01ATEX1087), IP67/IP68, S2 – 15 min duty (S4 – 25% for the modulating type), standard ambient −20…+40 °C (low-temperature options to −50 °C).
| Item | SAExC / SARExC 07.1 – 16.1 (with AMExC 01.1) |
|---|---|
| Explosion protection | Std II2G EEx de IIC T4; options II2G c IIC T4, II2G EEx d IIC T4; type-test cert. PTB01ATEX1087 |
| Protection concept | Motor/switchgear/control compartments: flameproof EEx d; terminal compartment: increased safety EEx e; gearbox: constructive safety |
| Duty rating | SAExC: S2 – 15 min (option S2 – 30 min); SARExC: intermittent S4 – 25% (option S4 – 50%) |
| Motor | 3-ph asynchronous (IM B9, IEC 34), class F, moisture-proof; protection std 3 × PTC sensors (DIN 44082), opt 3 × thermal contacts (NC) |
| Limit switchgear | Counter 1–500 turns per stroke (up to 1–5,000); std 4 single switches per stroke (1 NC + 1 NO); 2 NC + 2 NO isolated optional |
| Torque switches | Direction-selectable; std 2 single switches per direction (1 NC + 1 NO) |
| Position feedback (analog, opt.) | Potentiometer or 0/4 – 20 mA |
| Switchgear heater | Std resistive 5 W, 24 V DC; opt self-regulating PTC 5 – 20 W (110–250 V DC/AC, 24–48 V DC/AC) |
| Protection (EN 60 529) | IP67 std; IP68 optional (dual sealing) |
| Ambient temperature | Std −20 °C to +40 °C; options −40…+40 °C (low temp), −50…+40 °C (very low temp) |
| Corrosion protection | Std KN (water/power plants); opt KS, KX, KX-G (chemical, marine, aggressive) |
| Service life | SAExC 07.1–10.1: 20,000 operating cycles; 14.1–16.1: 15,000; SARExC min 3.5–5.0 million (starts/hour per S4-25% table) |
| Manual operation | Lockable handwheel; designed so it does not rotate during electrical operation |
| EU directives | ATEX (94/9/EG), EMC (89/336/EWG), LVD (73/23/EWG), machinery (98/37/EG) |
Note: standard configuration shown; full selection data (output speeds, power, current) per the manual’s tech-data tables and order-related data sheet.
AUMA多回转带控制单元使用说明.pdf (Chinese, 54 pages, incl. hazardous-area installation and wiring; work in explosive atmospheres only by trained electrical personnel)
An industry resource for electric & pneumatic actuators, dampers and heaters: brand manuals, sizing guides and maintenance know-how. Global brands in, China manufacturing out.
