Ordering Information; Ordering Specification Chart - Danfoss MCH19AM1649 Technical Information

Technical Information
MCHXXX

Ordering information

Ordering specification chart

Ordering specification chart
MCH X
Mounting option
Mounting option
Code Description
1 Base (surface) mount aluminum case
2 Top mount (drop in) with plastic case
3
Top mount (drop in) without case
4 Panel mount with plastic case
5 Panel mount without case
Control knob option
Code Description
1
Non-locking
2 Center lock
3
Non-locking, auxiliary push button switch
5 Non-locking, no knob
6 Three position maintained rocker switch
*
8
Special (no handle or knob)
9
Three position momentary rocker switch
*
Unique configuration, for details contact your Danfoss representative.
Handle actuation option
Code Description
A
Spring return, bi-directional
B
Friction held, bi-directional
© Danfoss | February 2017
A wide range of options to the basic control handle allow custom-tailoring to each application. The
following ordering specification chart is provided for assistance in determining model number. Other
options are possible, consult Danfoss with further questions.
X X
Control knob type Handle actuation
Reference Dimensions.
X
Electrical
characteristics
Detail
Four screws connect to the flanges on the bottom of the metal case.
Two screws connect to an enlarged mounting plate.
Top mounting allows the entire handle to be removed from above the panel.
The case is made of black nylon plastic.
Two screws connect to an enlarged mounting plate.
Top mounting allows the entire handle to be removed from above the panel.
Four screws connect to the top plate that holds the boot in place.
The case is made of black nylon plastic.
Four screws connect to the top plate that holds the boot in place.
Detail
The friction-held handle detents with a springloaded ball to indicate null, while
the spring-return handle has a spring preload indicating null.The non-locking
handle has a standard ball knob.
The non-locking handle has a standard ballThe center lock handle has a
cylindrical knob and provides a positive center lock that unlatches when the
operator pulls up on the knob.
This knob is teardrop shaped, with an auxiliary momentary push-button switch on
top.
The switch is wired through the handle shaft to the body with three wires
(common, normally open, and normally closed).
The customer provides customized knob.
The cylindrical knob has a boot covering the three-position switch in the knob.
The switch, wired through the handle, is used for auxiliary functions.
This is the same as option 6, but the switch returns to the center position when
released.
Detail
This handle uses a torsion spring to return to the mechanical center position and
has 30 degrees of handle throw on either side of center.
This handle has an adjustable drag, set with a clamp-type brake that holds the
handle at the set position and has 30 degrees of handle throw on either side of
the center detent.
X XXX
Connector Factory assigned
11022667 | BC00000033en-US0601 | 5