FLENDER N-EUPEX - N-EUPEX Flexible Elements (12); A.5.2 N-EUPEX Flexible Elements (12)

A.5.2 N-EUPEX flexible elements (12)
Table A-8 N‑EUPEX flexible elements
Material Hardness Comment Marking Ambient tempera‐
ture
Approved for
explosion group
NBR 80 Shore A Standard Black flexible elements
with
blue stripe
-30 °C to +80 °C IIA, IIB, IIC
NBR 65 Shore A Special, soft,
shifting of the
resonant speed,
rated torque
reduced
Black flexible elements
with
green stripe
-30 °C to +80 °C IIA, IIB, IIC
NBR 90 Shore A Special, hard,
shifting of the
resonant speed
Black flexible elements
with
magenta stripe
-30 °C to +80 °C IIA, IIB, IIC
NBR 80 Shore A Special,
increased (low-backlash)
Black flexible elements
with
yellow stripe
-30 °C to +80 °C IIA, IIB, IIC
NBR 65 Shore A Special,
increased (low-backlash)
shifting of the
resonant speed,
rated torque
reduced
Black flexible elements
with
white stripe
-30 °C to +80 °C IIA, IIB, IIC
NR 80 Shore A Special,
low-temperature use
Black flexible elements
with
orange
stripe
-50 °C to +50 °C IIA, IIB, IIC
HNBR 80 Shore A Special,
high-temperature use
Black flexible elements
with
red stripe
-10 °C to +100 °C Not approved
NBR 80 Shore A Special,
electrically insulating
Green flexible ele‐
ments
-30 °C to +80 °C IIA, IIB
Technical data
A.5 Flexible elements (12)
N-EUPEX / N-EUPEX DS 3100en
Operating Instructions 10/2017 65