RDA Series(Pushbutton)

RDA series Hoist Crane Switches are suitable for circuit control systems with AC 50Hz or 60Hz, voltage up to 380V, and DC working voltage up to 220V.

They are ideal for open-air environments with rain, snow, and heavy dust, such as remote control of cranes, electric hoists, and other equipment.

The product complies with the IEC 60947-5-1 standard.

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Product Detail

Guide Selection

RDA	61	A	K
Model	Number of Button Pairs	Derivative Code	Emergency Stop Switch
Push Button Switch	61: 1 Pair 62: 2 Pairs 63: 3 Pairs 64: 4 Pairs	"A" means with ON (normally open self-locking), reset by OFF drive "B" means with ON (normally open self-reset), OFF (normally closed self-reset)None, for switches without button groups	K (normally closed self-locking): with emergency stop switchNone: without emergency stop switch

Normal Operating and Installation Conditions

1.Ambient air temperature :-5°C~+40°C,with 24-hours average not exceeding +35°C;

2.Altitude: Not exceeding 2000 meters;

3.Atmospheric conditions: Relative humidity does not exceed 50% at amaximum temperature is+40°C;higher is permissible at lower temperatures(e.g., up to 90% at+20°C).Special measures shall be taken for occasional condensation due to temperature changes;

4.Pollution degree: Level 3;

5.Installation category: Category Ⅱ;

6.No significant shaking, impact vibration, or exposure to rain and snow;

7.Free from explosion hazard, and no presence of gases or dust capable of corroding metals or degrading insulation.

Principal Technical Data

Rated Operating Voltage (Ue (V)) (Table 1)	Rated Operating Current (Ie(A))	Use Category	Mechanical Life	Electrical Life
380	2.5	AC - 15	Instantaneous type:1,000,000 times;Others: 250,000 times	Emergency stop self-locking button:50,000 times; Others: 500,000 times
220	4.5	AC - 15
220	0.3	DC - 13
110	0.6	DC - 13

Outline and Installation Dimensions

Model	A	B	C	D	Note
RDA-61	250	140	70	50	Up, Down
RDA-62	310	200	70	50	Up, Down, Left, Right
RDA-63	370	260	70	50	Up, Down, Left, Right, Front, Back
RDA-64	430	320	70	50	Up, Down, Left, Right, Front, Back, Fast, Slow
RDA-61A	310	200	70	50	ON, OFF, Up, Down
RDA-62A	370	260	70	50	ON, OFF, Up, Down, Left, Right
RDA-63A	430	320	70	50	ON, OFF, Up, Down, Left, Right, Front, Back
RDA-64A	490	380	70	50	ON, OFF, Up, Down, Left, Right, Front, Back, Fast, Slow
RDA-61B	310	200	70	50	ON, OFF, Up, Down
RDA-62B	370	260	70	50	ON, OFF, Up, Down, Left, Right
RDA-63B	430	320	70	50	ON, OFF, Up, Down, Left, Right, Front, Back
RDA-64B	490	380	70	50	ON, OFF, Up, Down, Left, Right, Front, Back, Fast, Slow
RDA-61K	275	165	70	50	Emergency Stop, Up, Down
RDA-62K	335	225	70	50	Emergency Stop,Up, Down, Left, Right
RDA-63K	395	285	70	50	Emergency Stop,Up, Down, Left, Right Front, Back
RDA-64K	455	345	70	50	Emergency Stop,Up, Down, Left, Right Front, Back,Fast, Slow