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Document No. 129-253 
Installation Instructions 
August 2, 2007 
 

Information in this publication is based on current specifications. The company reserves the right to make changes in specifications and 
models as design improvements are introduced. Other product or company names mentioned herein may be the trademarks of their 
respective owners. © 2007 Siemens Building Technologies, Inc. 

 

Siemens Building Technologies, Inc.  

1000 Deerfield Parkway 
Buffalo Grove, IL  60089-4513 
U.S.A. 

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Document No. 129-253 

Country of Origin: US 

Page 

4

 of 

4

 

 

 

Start-up 

Check the wiring and the position indicator (Figure 10).  

Position 

Indicator 

Output 

 Shaft 

0 Retracted 
1 Extended 

 
NOTE:  

"0" and "1" markings are 
intended for reference only, 
and not stroke 
measurement. 

0

1

EA1158R1

 

Figure 10.  Position Indicator (Shown in 0 Position). 

 

 

Troubleshooting 

Check the wiring for the proper connections. 

 

 
 

References 

Technical Instructions 

Document No.  

EA 599-15 Powermite 599 Series SSC 
Electronic Valve Actuator 24 Vac 
Proportional Control 

155-313P25 

EA 599-16 Powermite 599 Series SSC 
Electronic Valve Actuator  
3-position (Floating) Control  

155-314P25 

TB251, Powermite 599 Series, MT Series 
Terminal Unit Valve and Actuator Assembly 
Selection  

155-306P25 

 
 
 
 
 
 
 

 

Dimensions 

2

(48)

4.4

(110.8)

3.5

(89.)

.85

(21.6)

4.5

(115.1)

5.5

(140.)

EA1159R1

0

1

 

Figure 11.  SSC Actuator Dimensions in Inches (Millimeters).  

Service Envelope 

Minimum access space 
recommended: 
1.  8 inches (200 mm) 

above the actuator. 

2.  8 inches (200 mm) 

beside the terminal 
cover. 

 

 
 

Summary of Contents for SSC61.5U

Page 1: ...er Small flat blade screwdriver Wire stripper Prerequisites WARNING 1 If mounting the actuator to a valve already in line either close the shut off in the piping upstream first then downstream or switch off the pump to allow the differential pressure in the valve to drop 2 Disconnect the controller power before replacing the actuator 3 If high voltage cable is co located with the SSC actuator cond...

Page 2: ... plenum cable adapter so there is sufficient cable to complete wiring terminations b Insert plenum cable adapter into flex conduit adapter and secure in place with wiring retention screw NOTE Insert wiring retention screw in hole farthest from wiring terminals The hole nearest the wiring terminals is to secure the terminal cover in place c Continue with Step 8 7 For 3 8 inch flex conduit applicati...

Page 3: ...sformer is 100 VA Do not power more than 10 actuators with one transformer NEUT CONTROLLER ACTUATOR EARTH GROUND ISOLATING CLASS 2 TRANSFORMER FOR 24 Vac POWER 120 Vac 1 0 Y2 Y1 G 24 Vac EA0795R1 Y2 Retracts actuator shaft Y1 Extends actuator shaft G System potential Figure 6 SSC81U NSR Floating Control EA1235R1 NEUT CONTROLLER EARTH GROUND ISOLATING CLASS 2 24 Vac TRANSFORMER 120 Vac 24 Vac ACTUA...

Page 4: ...sition indicator Figure 10 Position Indicator Output Shaft 0 Retracted 1 Extended NOTE 0 and 1 markings are intended for reference only and not stroke measurement 0 1 EA1158R1 Figure 10 Position Indicator Shown in 0 Position Troubleshooting Check the wiring for the proper connections References Technical Instructions Document No EA 599 15 Powermite 599 Series SSC Electronic Valve Actuator 24 Vac P...

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