Filter
Top Products
AC Controls
Manual Starters and Switches
General
286 CSI Section 16160
Siemens Electrical Products and Systems
Specification Guide
AC Controls
15
115–230
11
3
⁄
4
277
11
Table 15.1 Horsepower Ratings
Maximum Horsepower
AC Single Phase DC 2-Pole Only
1-Pole 2-PoleVoltage
—
Device
Class
MMS
2223121Single Phase
Number
of
Poles
AC Ratings DC Ratings
Table 15.2 Horsepower Ratings
115
Volts
230
Volts
460–575
Volts
90
Volts
115
Volts
230
Volts
Motor Type
AC
1
⁄
2
3 2 10 1 2 1Three Phase
1
⁄
2
7
1
⁄
2
Class
MRS
2223121Single Phase
1
⁄
2
3 2 10 1 2 1Three Phase
1
⁄
2
7
1
⁄
2
Class
MMS
Two
Speed
2223121Single Phase
1
⁄
2
3
3
210121
3 Phase, Constant
or Var. Torque
1
⁄
2
7
1
⁄
2
210121
3 Phase,
Constant HP
7
1
⁄
2
Two-Speed Starters (AC Only)
Basic Starter
Starter With Handle Guard / Lock-Off
Class MMS — Reversing
Class MMS — Two-Speed
One Starter In Duplex Enclosure
Two Starters In One Enclosure
Starter and “Auto-Off-Hand” SPDT Selector Switch (AC Only)
Class SMF Fractional Horsepower
Manual Starters with Melting
Alloy Type Thermal Overload Relay,
Single Unit Types
Class MRS and MMS Manual
Switches
Toggle
Toggle
Toggle
Key
Toggle
Toggle
Toggle
Key
Key
1
Standard With Red Pilot Light
Standard With Red Pilot Light
Standard With Red Pilot Light
No. of
Poles
Type of
Operator
Table 15.3 Manual Starters and Switches Features
Features
Class MMS — Non-Reversing
No. of
Poles
Type of
Operator Features
No. of
Poles
Features
(Incl. Mechanical
Interlock)
Type of
Operator
Suitable for
Motor Types
2
1
2
1
2
1
2
2
Standard With Pilot Light (115 and 230 VAC)
Standard With Pilot Light (205–240 and 440–600 VAC)
Standard With Pilot Light (208–240 and 440–600 VAC)
Single-Phase Two-
Winding (3-Lead)
Std. With Pilot Light
(115 and 230 VAC)
3
3-Phase and 1-Phase
Capacitor, Split-Phase
4-Lead Repul.-Induct.
Std. With Pilot Light
(110–120, 208-220,
440–600 VAC)
2
Single-Phase Two-
Winding (3-Lead)
Std. With 2 Pilot Lights
(115 and 230 VAC)
3
Three-Phase
Separate Winding
(Wye-Connected)
Std. With 2 Pilot Lights
(208-220, and
440–600 VAC)
Standard With Pilot Light (115 and 230 VAC)
1
2
1
2
2
2
Toggle
Toggle
Key
Standard With Red Pilot Light
With Mechanical Interlock (Standard With 2 Red Pilot Lights)
With Red Pilot Light
1
1
With High-Off-Low Selector Switch (With 2 Red Pilot Lights)2
2
2
Toggle
Key
Standard With Red Pilot Light On Each
2 Each
Str.
0.157–0.173
SMF H01
Motor Full-Load
Current (Amperes)
Heater
Cat. No.
0.59–0.65
SMF H014
Motor Full-Load
Current (Amperes)
Heater
Cat. No.
1.80–1.99
SMF H027
Motor Full-Load
Current (Amperes)
Heater
Cat. No.
5.86–6.41
SMF H40
0.174–0.192
SMF H02
0.66–0.71
SMF H015
1.96–2.15
SMF H028
6.42–6.79
SMF H41
0.193–0.212
SMF H03
0.72–0.78
SMF H016
2.16–2.38
SMF H029
6.80–7.57
SMF H42
0.213–0.235
SMF H04
0.79–0.85
SMF H017
2.39–2.75
SMF H030
7.58–8.15
SMF H43
0.236–0.261
SMF H05
0.86–0.96
SMF H018
2.76–2.84
SMF H031
8.16–8.98
SMF H44
0.262–0.289
SMF H06
0.97–1.04
SMF H019
2.85–3.06
SMF H032
8.99–9.67
SMF H45
0.290–0.321
SMF H07
1.05–1.16
SMF H020
3.07–3.45
SMF H033
9.68–9.95
SMF H46
0.322–0.355
SMF H08
1.17–1.25
SMF H021
3.46–3.70
SMF H034
9.96–10.8
SMF H47
0.356–0.399
SMF H09
1.30–1.39
SMF H022
3.71–4.07
SMF H035
10.9–12.1
SMF H48
0.40–0.44
SMF H010
1.38–1.54
SMF H023
4.08–4.32
SMF H036
12.2–13.1
SMF H49
0.45–0.49
SMF H011
1.48–1.63
SMF H024
4.33–4.90
SMF H037
13.2–13.9
SMF H50
0.50–0.53
SMF H012
1.57–1.75
SMF H025
4.91–5.35
SMF H038
14.0–15.0
SMF H51
0.54–0.58
SMF H013
1.66–1.86
SMF H026
5.36–5.85
SMF H039
15.1–16.0
SMF H52
Motor Full-Load
Current (Amperes)
Heater
Cat. No.
Table 15.4 Class SMF Heater Elements