Installation- and Operational Instructions
for ROBA-stop
®
-M Brakes
Type 891. _ _ _ . _ Sizes 2 – 500
(B.8.1.GB)
16/11/2005 TK/KE/RJ
Chr. Mayr GmbH + Co. KG
Tel.: 08341 / 804-0
Eichenstraße 1
Fax: 08341 / 804-421
D-87665 Mauerstetten
http://www.mayr.de
Page 4 of 17
Germany
eMail:
Fig. 2
Fig. 3
Fig. 4
Fig. 1
Parts List
(Only use mayr
original parts!)
1
Hub
14 Plug (only for Sizes 8 to 500)
2
Coil carrier with magnetic coil (7)
15 Hand release bar
3
Armature disc
16 Switching lever
4
Rotor
17 Threaded bolt (see Page 10, Fig. 5)
5
Friction disc
18 Thrust spring (Hand release; see Page 10, Fig. 5)
6
Thrust spring (Torque)
19 Hexagon nut (see Page 10, Fig. 5)
7
Magnetic coil
20 Washer (see Page 10, Fig. 5)
8
Cap screw
21 O-Ring (see Page 10, Fig. 5)
9
Flat sealing ring (Type 891._ _ _.1)
22 Intermediate plate (see page 10, Fig. 5)
10 Shoulder screw (not shown)
23 Set screw (Adjustable central torque)
11 O-ring (Type 891._ _ _.1)
24 Straight pin (Adjustable central torque)
12 Flange plate sealed (Type 891._ _ _.1)
25 Thrust spring (Adjustable central torque)
13 Flange plate Tacho brake
26 Type tag
Technical Data
Nominal Voltages:
24 V / 104 V / 180 V / 207 V
Protection Type:
IP54
Protection Type (Type 891._ _ _.1):
IP65
Duty cycle:
max. 100 %
Ambient Temperature:
-20 °C up to +40 °C
12
11
9
14
23
24
25
5
10
1
4
3
15
16
8
7
2
6
F
α
Cable length
standard
c. 400 mm
at sizes 2 - 60 und
c. 600 mm
at
100 - 500
sizes
13
26
Air gap "a"
