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Siemens HMS-SZ Installation Instructions page 2

Single/dual action manual pull station

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WIRING
LINE 1
1
LINE 2
2
LINE 1
LINE 2
3
Figure 3
Wiring Information
INSTALLATION
Surface Mounting
Flush Mounting
ELECTRICAL RATINGS
Siemens Industry, Inc.
Building Technologies Division
SUPERVISED STYLE 4/6
REFER TO DLC INSTALLATION
INSTRUCTIONS, P/N 315-033090
TO NEXT ADDRESSABLE DEVICE
FROM INITIATING CONTROL PANEL
OR PREVIOUS ADDRESSABLE DEVICE
EARTH GROUND
Distribute the manual station boxes throughout the protected area so that they
are unobstructed, readily accessible, and located in the normal exit path. Place the
manual station according to the regulations of the authorities having jurisdiction.
Mount the backplate to a Model SB-5R Backbox as shown in Figure 4.
Mount the backplate to a user supplied single gang switchbox.
Do not overtighten the screws. Overtightening may distort the backplate.
2¾ in.
BACKPLATE
SURFACE
LOCKING
SCREW
MOUNTING
ENCLOSURE
HOUSING
Figure 4
Mounting The HMS
DLC / FS-DLC Loop
Max. Current
NOTES:
1. Recommended wire sizes:
18 AWG minimum, 14 AWG maximum
2. Wire larger than 14 AWG can damage the connector.
3. When using shielded cable without metal raceway or with
nonmetallic raceway, the shields should be terminated at the device
ground terminal. If the device box is already grounded by another
means, such as being mounted to a grounded structure, the wire
shields should be continuous and must be grounded solely at the point
of origin; for example, at the control panel.
4. When using shielded cable with metal raceway, the wiring shields
shall be continuous and grounded solely at the point of origin. The
device ground terminal shall be connected to the grounded device box.
5. When using metal raceway without shielded cable, connect the
device ground terminal to the grounded device box.
6. Metal raceway should be thoroughly grounded throughout the system.
7 . In supervisory: All HMS manual stations draw 1mA.
8. All HMS manual stations are polarity insensitive devices. Line 1 and
Line 2 can be either line of the DLC or FS-DLC loop.
4 in.
MODEL
SB-5R
5½ in.
HOUSING HINGED
TO BACKPLATE
NAMEPLATE
BACKPLATE
FLUSH
MOUNTING
ENCLOSURE
1mA
2
3½ INCH DEEP
SWITCH BOX
(USER SUPPLIED)
3½ in.
3 in.
A6V11208372_enUS_a

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