Curtiss-Wright | PG Drives Technology
SK77981-14
48 | R-net Technical Manual | Chapter 2 - Installation
NOTE:
If 0.22mm2 wire gauge is used for the Inhibit connections, the correct crimp is Tyco part 928990 -1.
*If lower current limits are programmed for a particular ISM channel(s), it is possible to use smaller gauge wire. The
following recommendations are made.
Maximum Up/Down Current Limit
Minimum Wire Size
3A
0.5mm
2
5A
0.8mm
2
10A
1.0mm
2
NOTE:
Battery and motor wires should have 105ºC rated PVC insulation.
WARNING:
The chair manufacturer is responsible for establishing the suitability of the particular wiring arrangements used on the
wheelchair. Curtiss-Wright can make general recommendations for wiring for R-net control systems, but Curtiss-Wright
accepts no responsibility for, and accepts no liability for losses of any kind arising from, the actual wiring arrangement used.
6.3
BATTERY CONNECTI ONS
The control system incorporates sophisticated current limiting circuitry as protection for the circuits in the control system.
ISO 7176-14 requires you to provide protection against short circuits in the battery wiring and the power loom or the extremely
unlikely event of a short circuit in the control system.
Place a suitable circuit breaker i n series with the battery supply, for example in the link between two 12V batteries. If your
batteries are held in separate enclosures, you must provide a circuit breaker with each of them.
The rating of the circuit breaker must match the capacity of the wiring specified in section 6.2. The following table gives some
recommendations for circuit breaker selection. These recommendations are derived from well proven field experience of
various international wheelchair manufacturers. Nevertheless, manufacturers must confirm these recommendations by carrying
out suitable tests.
Power Module
Circuit Breaker Value
60A
50A
80/90A
90A
120A
90A
ISO 7176-14 states that the minimum operating time for the circuit breaker when the wheelchair is stalled is 15 seconds.
Содержание R-NET
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Страница 46: ...Curtiss Wright PG Drives Technology SK77981 14 46 R net Technical Manual Chapter 2 Installation 6 1 3 CRIMPING ...
Страница 58: ...Curtiss Wright PG Drives Technology SK77981 14 58 R net Technical Manual Chapter 2 Installation ...
Страница 174: ...Curtiss Wright PG Drives Technology SK77981 14 174 R net Technical Manual Chapter 8 ISM 8 ...
Страница 194: ...SK77981 14 194 R net Technical Manual Chapter 10 Diagnostics Curtiss Wright PG Drives Technology ...
Страница 206: ...SK77981 14 206 R net Technical Manual Chapter 12 Specifications Curtiss Wright PG Drives Technology ...